subject stringclasses 4
values | grade stringclasses 15
values | skill stringclasses 445
values | pic_choice bool 2
classes | pic_prob bool 2
classes | problem stringlengths 0 1.12k | problem_pic unknown | choices listlengths 2 4 ⌀ | choices_pic listlengths 2 4 ⌀ | answer_idx int64 0 3 |
|---|---|---|---|---|---|---|---|---|---|
math | kindergarten | compare-two-groups-of-coins-pennies-through-dimes | true | false |
Which is more? | null | null | [
"iVBORw0KGgoAAAANSUhEUgAAAlYAAACYCAYAAAAm2KfyAACE40lEQVR4nOy9d3hc53Xn/7ll7vSG3jtBgAXsnRQpiZIsS7KKbUm24p6sHcdxSbakJ3Z219lNsvHG+WXzuLdYltzULImUKIlF7J0ESRAgegcGg+kzt/7+GGAkWo5DSqRMx/fzPHpICoOZ+859z33Pe95zvkewLMsaV6EnDQkDdAsbGxsbGxsbG5srQBbAL8ECD5QrIIznLOtw/Fd9WTY2NjY2NjY2v96sC4Dcnc7/o1KBhd6812VjY2NjY2NjY/PvkzCgKwVjKlx... | 0 |
math | algebra-1 | special-right-triangles | false | true | Find s. | "iVBORw0KGgoAAAANSUhEUgAAAtgAAACICAYAAADdwpzbAAAcS0lEQVR4nO3de3DU9f3v8ddukr1kNyEXICRcA+QqFLRAADGJlpH+bD1tObRyjm1PaX+tra3KQedX23+085tx+HVGnfm1jjNejpaeo/RntPZ34BQdLyRGLkW5mzvBcAuRJOSyyV6yu9/zx5JNIl5y2U02yfMx40h2v8l+Ifzx5JP3fj4mwzAMAQAAAIgI80TfAAAAADCVENgAAABABBHYAAAAQAQR2AAAAEAEEdgAAABABBHYAAAAQAQR2AAAAEAEEdgAAABABMVP9A2... | [
"9",
"$9 \\sqrt{6}$",
"$3 \\sqrt{6}$",
"18"
] | null | 0 |
math | grade-3 | correct-amount-of-change | false | true | You pay $1.09 to buy a bouncy ball costing $0.16. You receive the following change: Is this the correct amount of change? | "iVBORw0KGgoAAAANSUhEUgAAAtgAAACgCAYAAAA2PRuAAADcAklEQVR4nOz9d5icZ3X4/7+f6b3slO2976qtitVlWZbl3rGNbWzTSwKhfgP5QIAQSCAfSAgJoYTgAhhcZONuyZKs3vtq+2p7m5kt0/vM8/tjtIMV8svHBhkX7td16ZK0Gu3Ofe+jS+c5z7nPkWRZlhEEQRAEQRAE4ZJQvNVvQBAEQRAEQRDeTUSALQiCIAiCIAiXkAiwBUEQBEEQBOESEgG2IAiCIAiCIFxCIsAWBEEQBEEQhEtI9Va/AeHtSZZl5hvMJBIJPFOTzM7... | [
"no",
"yes"
] | null | 0 |
math | grade-1 | compare-objects-length-and-height | true | false |
Which fire truck is the shortest? | null | null | [
"iVBORw0KGgoAAAANSUhEUgAAAK4AAABUCAYAAAAbBQyRAAAVCklEQVR4nO2deXxU5bnHv5klmZnszGSZhCSEPWwxIWiIJpZQSqzLVSyoSNVS9LbXVq3o7b1d7MeK9l6KVKneVnHp9bbeBr3uCNYqkkCCCEkhgQQCZJkkk2WGbDOTZGaSuX+c5ISYhVlCFjjff+acOc/7nvec+c17nvd9n/c9fi6Xy9VghzM26OgBpwsJiUmHwg+C5TBHA1H+4NfQ7XIdbp/oYklIuM81IaCosAk7en+YFyioWkJistHRA6esYLTDaRvI2p3CAUm... | 0 |
math | algebra-1 | compare-linear-functions-tables-graphs-and-equations | false | true | Function A and Function B are linear functions. Which statement is true? | "iVBORw0KGgoAAAANSUhEUgAAAjcAAAGlCAYAAAAGbtd7AABWAUlEQVR4nO3de3yT9dk/8E+SNm2aFFoKKYWe8SmoIMUBLQpUyhA8bVM5CFNRp7hNPD3qHucz0flM9kxholP0h84jbGhl4+CjoFaZqJTOE0ahRUkLLaVpKQ1teuec+/dHl4zQQ9Led3sn6ef9evni1fTb674Sv/nmyn3dB5UoiiKIiIiIYoRa6QSIiIiI5MTihoiIiGIKixsiIiKKKSxuaFA9/fTTUKlUPf73k5/8ROkUg+Tm5kKlUmHr1q2Dvu05c+YEXpft27cP+va... | [
"The y-value of Function A when x=\n–\n3 is greater than the y-value of Function B when x=\n–\n3.",
"The y-value of Function A when x=\n–\n3 is less than the y-value of Function B when x=\n–\n3."
] | null | 0 |
math | grade-4 | acute-right-obtuse-and-straight-angles | false | true | Is this angle acute, right, obtuse, or straight? | "iVBORw0KGgoAAAANSUhEUgAAAtgAAABwCAYAAAAkAwevAAAJv0lEQVR4nO3dXWzd510H8K97SnzCoD6JmpWENHZsJ/GaSYsWrSrtUNIWNo+VdhV7qZCqpkJMGhJivRhCA4leccMF4QaEEMIRu1i7gtqJMa/tllRRJqtrQ1ZKljhxYrurHS1TYgeUnKxYhwvXbtO82j4vPiefz9Xx/9h+vpdfPfr9n6etUqlUAgAAVMUtjQ4AAACtRMEGAIAqumrBHj17pp45AACgJVy1YO967hklGwAAFuiqBfuVkyfy2YF/ylT5Qj3zAABAU7tiwZ4... | [
"obtuse",
"right",
"straight",
"acute"
] | null | 2 |
math | kindergarten | subtraction-sentences-up-to-5-which-model-matches | true | false |
Which picture shows 3 − 2 = 1? | null | null | [
"iVBORw0KGgoAAAANSUhEUgAAAK4AAABKCAYAAAAi2W96AAAMSklEQVR4nO2da3Bc1X3Af/exdyXtStZblmzLQsheI2ETyzbU5EGoMK8JxhiaBzQNM4HmYzslmT4y02mbQL80TTOZzDQlTZhJMC7BU4OLIUmVACWYCFkg/JqVjGRZsR6WpWXf7739sLqStbuSbO17c35fNPeee889f53fnnvuObvnSrqu61MhOO8DdxQiOgJBwaFKUKnAlgpo0kCaCup6nyvfxRIIrp3bqkAd9sU3mjWwWeJWCwSFhjsKdi9MhmDIB7IrEk8Q0go... | 1 |
science | grade-7 | use-data-to-describe-climates | false | true | Which statement best describes the climate of Cairo? Hint: Summers in the Northern Hemisphere occur in June, July, and August. Winters in the Northern Hemisphere occur in December, January, and February. Cairo, Egypt, is a city in Africa. It is located in the Northern Hemisphere. It has a dry arid climate. | "iVBORw0KGgoAAAANSUhEUgAAAtgAAALOCAYAAACTXGSDAADw7ElEQVR4nOzdeViV953//+fZ2PddBEQRWRQVXEBwjUtM3Jc0sUkakzS/JG1mnE46bafNfGeuzjTTmU7aTpa205lWszWLjSYRRRON4o6oIKKAgCCLsnPYz37//iCcSEDFeOBg8n5cV67Ife5z7vc591le53M+i0pRFAUhhBBCCCGEQ6idXYAQQgghhBBfJxKw7wLZ2dmoVCpUKhUpKSnOLkd8A23btg2VSsX06dMdcns9PT3853/+JzNmzMDHxwdXV1cmTpzIT3/6U5q... | [
"On average the winter months are colder and drier than the summer months.",
"Winters have lower temperatures and more precipitation than summers.",
"Summers have slightly lower temperatures and less precipitation than winters."
] | null | 1 |
math | pre-k | represent-numbers-with-pictures-up-to-3 | true | false | Which shows 1? | null | null | [
"iVBORw0KGgoAAAANSUhEUgAAAOAAAADgCAYAAAAaLWrhAAAjlklEQVR4nO3de3BcZ33/8fc5e5N2tdKu7rIu1tVGvseNcykk8YXYcSChTQg0IRCazlCGMkBoubSdDtN2MiHM0ELxtD+GQhJKgDRJySQNCQHGNqkTY8eyLcUQ+SbrtruSVit5V9rV7tnd5/fH2rJlraSVsXQs5/ua8Ujac3vO4/M5l+ec86ymlFKBBJyMQiQFSYUQYoFYNXBboMUJFXbQAnGlDoTNLpYQ7z43FoL1RDTzR5UdVroy6RRCLIxICjrHwZ+A41HQw8n... | 1 |
math | grade-1 | which-bar-graph-is-correct | true | false |
Jenny visited a restaurant kitchen and saw six salt shakers, ten pans, and one oven mitt. She made a bar graph of the kitchen supplies she saw. Which is her bar graph? | null | null | [
"iVBORw0KGgoAAAANSUhEUgAAAbIAAAEOCAYAAADse5ISAABTJklEQVR4nO3deZxcVZ3//9fdq6q3LJ2QjRDIRljDGnaGTWQVRcAZR2ZEXHABl1FkBoXBDfXrCCrKiI6iyDgqrvxUUJyIGzAElICsIYRsnU7odNd6l7P8/riVToIsAZKqdPfn+Xjk0V3VtZxb6a53nXs+5xzHWmv7UniiDhUNyiKEEELslHwHujyYW4Jdwvw6py+x9p5yexsmhBBCvFSLumFyCP7j9fyKqSHM78iTTgghhNgZVTQ8WoO1KTxWz4PMLav8hxJiQgg... | 1 |
math | grade-3 | division-input-output-tables-find-the-rule | false | true | What is the rule for this input/output table? | "iVBORw0KGgoAAAANSUhEUgAAAMkAAABtCAYAAAALS0X9AAALTUlEQVR4nO3dfUxUVx7G8e8MDCAoL75BBxWqtmVRELVa7VYgRbamWLdGUbcuEw0QpTEWicsS0uBsfakNUm3RbOmmxmxLMWPbWRPQNUJXbNG2BlfSbtm1SaUiS20rVZQRhoHZP1DrBNergt65M7/Pf97ByTO597nnHMI9o7NYLE6EEP+XL8COf6WqnUNckzvpsJwPN5I76TB6tUMI4e6kJEIokJIIoUBKIoQCKYkQCqQkQiiQkgihwFftAHfjyUd8KV4+FIDfvHqRji6... | [
"÷ 3",
"÷ 5",
"÷ 4",
"÷ 6"
] | null | 0 |
math | grade-4 | compare-fractions-with-like-numerators-or-denominators-using-models | false | true | Which fraction is greater? | "iVBORw0KGgoAAAANSUhEUgAAAtgAAAC5CAYAAAAS5EjTAAAcPklEQVR4nO3dYYxc5X3v8d8WOzIYmFkCrmJCZtZIxTQmMyTGFinWzCbtixDDrttbA4V0ZyVCublVPKvoBokXePZGubqhlXaWhlKitjvbxGpSpGQ29m0UtXiPDS+IEpJZkipGUdizkU107ah7FuosAiV7XyxnPF6v7Zndc87znDPfj1Rh1mbPs56flF//5znP6VlaWloSAAAAgED8jukFAAAAAElCwQYAAAACRMEGAAAAAkTBBgAAAAJEwW5x9OhRffazn9XmzZt1ww0... | [
"1/8",
"1/4"
] | null | 1 |
math | grade-6 | classify-rational-numbers-using-a-diagram | false | true | Use the diagram to help you answer the question below. Which of the following is both an integer and a whole number? | "iVBORw0KGgoAAAANSUhEUgAAAtgAAAEuCAYAAAC08GWcAACFdUlEQVR4nO3dd3xT9frA8U920r3Lhg42ZchUQEBEFFFBwIGKynWLetXrul7ndfzcet0TFVQUUEBRERyA7L03ZZTRvdLs5Pz+OE0A2dI2o8/79eoraZom36TNOc95zvN9vhpFURSEqEfybT72V3kpcfiocivYPD7sHgWbW8HmUdTr1d8Hrvtvd/uOcZtCpVv9GEXrNZj1Gsw6DWY9WALXD13+9TZL9W3xJi0JJg2JJi2JZi0JJi2JJvUyzqgJ8rsmhBBCiFOlkQBbRIo... | [
"16",
"0.14",
"–45",
"–37"
] | null | 0 |
science | grade-5 | compare-properties-of-objects | false | true | Which property do these four objects have in common? Select the best answer. | "iVBORw0KGgoAAAANSUhEUgAAAvgAAADQCAYAAAByQhWRAAEAAElEQVR4nOz9Z7Qcd5reCf7Cm/Tu+osLTxiCIOhNgWSxSJZRS20klTQtrVy3NK3tndFKmtHM2R3tmA9zdkfaXc3q7M6MWiMzUneXpO6q6qoiq4pFliFB70DCmwtcXG/yps8MH7EfIiMIkKzWqJtFkIV8zsEBcG+aiMh/Zj7v+3/e5xGiKIoAbNtmbW2NTqeD7/uMMMLNhizL5PN5Jicn0XX9Z/pco/U/wqcNo/U/wq2M0fof4VbGx7H+hSiKIsuymJ+fZ25uDl3XURT... | [
"rough",
"hard",
"salty"
] | null | 0 |
math | algebra-1 | match-exponential-functions-and-graphs-ii | false | true | Which equation matches this graph? | "iVBORw0KGgoAAAANSUhEUgAAAT0AAAEdCAYAAAB+N7CrAAAcFElEQVR4nO3dfVBTV8IG8CcECJ8lbflq3YpKW1JFBVkLbH2luFrF6ryFTuu2a3eV1i2Odna7daba2Y6+szNqd7rsTNc6/bZ23bVq7TjjB0p3S6d1BKmRuAqDdSu4tQKhCljBBAh5/8BcEhMgwdzcm5znN+OY3Nx7zwk3eXI/zjlXY7fb7SAiEkSY0hUgIgokhh4RCYWhR0RCYegRkVAYehRwFosFFotF6WqQoBh6FHAmkwkmk8nja7Nnz0ZiYqL0/NNPP4VGo8HWrVs... | [
"$y=2\\left(\\frac{1}{3}\\right)^{x}-1$",
"$y=-2\\left(\\frac{1}{3}\\right)^{x}-1$",
"$y=-\\left(\\frac{1}{3}\\right)^{x}-2$",
"$y=-\\left(\\frac{1}{3}\\right)^{x}+2$"
] | null | 3 |
science | grade-3 | identify-mammals-birds-fish-reptiles-and-amphibians | true | true | Fish live underwater. They have fins, not limbs. A goldfish is an example of a fish. Select the fish below. | "iVBORw0KGgoAAAANSUhEUgAAAvgAAADMCAYAAAAGVtdxAADitElEQVR4nOy9ebwcVZn//37Oqeruu9+bfSckEBIEwip7NIAKOigioMhPEb+Oo4ij8nVGdEYddb7ijI46o7ihjoiOOjgg4IwjiysiIjuEJYQEsu/Jzd26u+qc5/fHqarbNwkYIIhLvX21ubdvd9fpU9XNc57zeT6PqKqmaYr3npKSkpKSkpKSkpKSP06MMURRhCRJomVwX1JSUlJSUlJSUvLHjzEGUwb3JSUlJSUlJSUlJX8aeO8xz/cgSkpKSkpKSkpKSkr2HmWAX1J... | null | [
"iVBORw0KGgoAAAANSUhEUgAAA6cAAADMCAYAAACPx9V0AAEAAElEQVR4nOy9d5wkdZ3//6zQOfd0T57ZyTub8y6wsLCACCoKCih6Kvj1vDPcGb5+T8879Tzvq97pnX6Np4gnYjgPBQmeEkSBJS27bI4zOzn2dM7dlX5/VHfvzIKwBMP56+fjUY/prq6uz6c+9amaftU7CYZhGKqqous6derUqVOnTp06derU+Z+JKIrIssyeNCx3gUf6Q/eoTp1nJ6PBiRzMliEgw/l+c71YF6Z16tSpU6dOnTp16vzPR9d1VFWtC9M6f/R4JPM... | 1 |
math | grade-3 | scalene-isosceles-and-equilateral-triangles | false | true | What kind of triangle is this? | "iVBORw0KGgoAAAANSUhEUgAAAtgAAADPCAYAAADPn6YPAAAej0lEQVR4nO3de3RU5b3/8c/O/WogYCAoKAhGEMUoipFyURbRoEgFJpBNMMiBo8hFLpY7/ChWu8SKVKhSl7daa9cSVy9EW0hLNHKqOepJzyI96qCm0qixRk0yMDiEYeb3h2ZECHLJnr1nJu/XWq6Fe2b289G/vn59nu9jBIPBoAAAAABYIs7pAAAAAEAs6VCB/dlnn+mCCy7QQw89ZFUeAAAAIKp1qMB+9913VVdXp8WLF2v37t1WZQIAAACiVocK7K5du4b+PG3aNHm... | [
"equilateral",
"scalene",
"isosceles but not equilateral"
] | null | 2 |
science | grade-8 | compare-thermal-energy-transfers | false | true | The table shows the same data about how the temperature of each bottle of soda changed over 25minutes. | "iVBORw0KGgoAAAANSUhEUgAAAvgAAABfCAYAAACdpLOcAAAhQUlEQVR4nO3deVxUVf8H8M+Asu9LFooyoQICoqIghivpY+SSuLSApgYu4YKlTxrGg4Ki/SglRTJEMzUXUvs9KhmuCOKCoJBLpIjikgWKgDAwCPP7w5ifw+YM6zB+3q8Xr5ece+4933PuHPzOvWfuCLDuDQlIZR0YFIrRp5a2dhhEbRrnEZF8JHOSWjsEIgKg1toBEBERERFR02GCT0RERESkQpjgExERERGpECb4REREREQqhAk+EREREZEKYYJPRERERKRCmOATERE... | [
"Thermal energy was transferred more slowly into the brown bottle.",
"Thermal energy was transferred into both bottles at the same rate.",
"Thermal energy was transferred more slowly into the clear bottle."
] | null | 2 |
math | grade-2 | more-less-and-equally-likely | false | true | If you select a marble without looking, which color are you more likely to pick? | "iVBORw0KGgoAAAANSUhEUgAAAJkAAABmCAYAAADYmDN2AAAi/klEQVR4nO2deXgc5Z3nP291675lyYdkLJDs2AoGzGGOGMuxCcYJ2QVsAiYXz5OdDSSZTZZhZkMCTCYZmyPPJJDhWZLMTMgGwuAMeLEzuws2gYBNJsYHBmx8gC1fOixLakmtvrvqffePt45uSbZ1y5L1e0JeV3V1dVX1V7/j+ztaKKUUkzIpIyjGWF/ApEx8mQTZpIy4TIJsUkZc/GN9Aee6NIZb2ddxlJZIB83Rdk5GAgQTYcpzipmWU8L03ClU5E5hfmk1JVkFY32... | [
"green",
"neither; black and green are equally likely",
"black"
] | null | 0 |
math | grade-4 | sides-and-angles-of-quadrilaterals | true | false | Which quadrilateral appears to have exactly 2 equal sides? | null | null | [
"iVBORw0KGgoAAAANSUhEUgAAAOAAAADgCAYAAAAaLWrhAAAJbklEQVR4nO3dTWzT9x3H8Y/tOHb+/psQBg0gSqFAUBrIA4mTmAe1h14mTZN22mnX3XqbtOO048677TrtMFWapmnTtE1M0IU5jUNSZU2rDLL0YWoTQUOJ/zZxEsc7uGGQ/p0HsPP1w/t1I3D4KeSN/Qn8/gSKxWJxcU26n5MyBWmjKABV0hKQ4iHpgiN1tkqBxXyxOLFifSyg+Ywcklru5Uo/ONEqXYyV6gRQHZmCNJeVvlyT/p2TgisbpZ8gPqD64qFSa5LkFaR... | 0 |
math | grade-3 | correct-amount-of-change | false | true | You pay $1.18 to buy a gift tag costing $0.30. You receive the following change:Is this the correct amount of change? | "iVBORw0KGgoAAAANSUhEUgAAAtgAAACSCAYAAAB/j70mAAC6QklEQVR4nOzdd5ScZ3n///dT5pm+M7M723uXVr03W26Su40xxWDAhiRAQoeQLyENSGi/b74kIQECJAZTjI0rYNwt27KsYvWyKitt72V2en/a74/ZHSSwQQYZY3he5+hoJa12n/uWfc5n7rnu6xJM0zSxWCwWi8VisVgsF4T4Wj+AxWKxWCwWi8Xyx8QK2BaLxWKxWCwWywVkBWyLxWKxWCwWi+UCsgK2xWKxWCwWi8VyAcmv9QNYfnemaSIIMDsbRpIkRFFgenoGv8+... | [
"yes",
"no"
] | null | 0 |
math | grade-7 | identify-linear-and-nonlinear-functions | false | true | The graph shows a function. Is the function linear or nonlinear? | "iVBORw0KGgoAAAANSUhEUgAAAtgAAAH8CAYAAADrBti4AABgC0lEQVR4nO39e3xU9d3vf78nM5NzQkICCQYTRAQFEw4KFiSKF1attl5Ca7G9e7A/r17b7lq19/W49t3d3d2f7W3dfdxX7cGqu9u9W7HX7uPRrb8qrWKkqCg0VCIRgomIyCEQIIfJcc5rDuv+IyQSAcnA+jIMvJ6PRyszyXrnk7Vm1rxnZc2My7ZtWwAAAAAckZXuAQAAAIDzCQUbAAAAcBAFGwAAAHAQBRvAqOuuu05r1qwZvfyXv/xFV1xxhZLJZPqGAgAgw1CwAYy... | [
"nonlinear",
"linear"
] | null | 0 |
math | grade-5 | rotational-symmetry-amount-of-rotation | false | true | This image has rotational symmetry. What is the smallest fraction of a full turn you need to rotate the image for it to look the same? | "iVBORw0KGgoAAAANSUhEUgAAAMgAAADICAYAAACtWK6eAAArKElEQVR4nO2de5ybVZ3/P9+T5HkyMy2WS0tBERFLkxkoUMpFaDtJmwGBRQUEXdbFXV3dxZ+rsCqigLcF8bIK7sUbu7qKrFIQFLBSJp0kvXEbKVAyybTcpCqFglw6M83zJDnf3x9JSmbmueU2mRnO+/Xi9aLPOed5ziT5POec7/me7xdQKBQKhUKhUCgUCoVCoVAoFAqFQqFQKBQKhUKhUCgUCoVCoVAoFAqFQqFQKBQKhUKhUCgUCoXCGmp3BxRAOjGyUIjAf4JxFoA... | [
"1\n6\n of a full turn",
"1\n7\n of a full turn",
"1\n8\n of a full turn",
"1\n9\n of a full turn"
] | null | 0 |
math | grade-2 | match-digital-clocks-and-times | true | false | Which clock shows three o'clock? | null | null | [
"iVBORw0KGgoAAAANSUhEUgAAAMIAAAB5CAYAAABr7P6HAAAHpUlEQVR4nO3dT0wb2QHH8a/zh1Yp6zl00+1WWFUObdXY120UeonS3Yqo2stCxsd203hvFUawPULsPVSqkgBSbkRke4sd4LCrCtrdHutKe55BzW4v1SA1DdtKY7KkkJDpYWIK3sLa4/lj4t/nAiPs9x4wP7/nee+NU57neQ+24W+bsLEDTz1EXngnUvDScfjeKXilD1IPtjzvk3rSzRJJzrk0nPhs0z94tQ9+8A0/JSIvuo0duP8F/GMbPt2EY/Wn/g8UAuklLx3... | 1 |
math | kindergarten | squares | true | false | Which shape is a square? | null | null | [
"iVBORw0KGgoAAAANSUhEUgAAAJoAAACaCAYAAABR/1EXAAAEBElEQVR4nO3UO3IVRxxG8TNXjwCD7ciGzIntJbAGb8aL8Wa8B3aAIXDm64ySQFVIuh4HA4UAPe7c6enHv8+JuquTL/hVD+M4jttLeH0B5zu4HjFb3PEAT47g50fw4ykM2/fj+OKs9CyL3PNv4fjVxXR5dgq/fjMpNFva+Q5evoN/LuGvC9icXU8PIrOUPTmaTAG83cFmd+PBLGUfTV2NsCk7xXpJaJYloVmWhGZZEpplSWiWJaFZlpqD9t+bPxmvtqVn2MyagzZ... | 2 |
math | grade-8 | identify-alternate-interior-and-alternate-exterior-angles | false | true | \line{LN} and \line{OQ} are parallel lines. Which angles are alternate exterior angles? | "iVBORw0KGgoAAAANSUhEUgAAAtgAAAD2CAYAAADs6vBqAAAhMUlEQVR4nO3dfVCVdfrH8c9BEDUSihQTUBRWy5QHwQpXO2DJlpZh7Vi74xPt2ma5RWbTw2g5udOTWrROWlmKaduYGbSlW1gK6uLurAdBLVc3ntI20cRjsmiinN8f/SCRA6bn5tzn4f2acWa5vwfv675m//h0+b2/x+JwOBzyQ3a7XZIUFhZmah3eiv4BAAA4F2B2AWbJzc1Vbm6u2WV4LfoHAADgnMVfJ9gxMTGyWCyqrKw0uxSvRP8AAACc88sJdn5+vqqrq1VVVaX... | [
"\\angle{OPR} and \\angle{NMP}",
"\\angle{OPR} and \\angle{LMK}",
"\\angle{OPR} and \\angle{NMK}",
"\\angle{OPR} and \\angle{LMP}"
] | null | 2 |
science | grade-3 | compare-properties-of-materials | true | false | Which is more flexible? | null | null | [
"iVBORw0KGgoAAAANSUhEUgAAAKUAAADCCAYAAAAo2gI4AAAsm0lEQVR4nO29WYxk+V3v+fmffYl9yb32tdvdXW5v2L5YxrJhBo2MrgTP82AQEtwXI2GEMJIRD/AGEgj5BXmE5JHQfRgNc5mR4GW8gBtou+m2e629KqtyicyM/Zw4+/8+RFa1q6uyKiOXysyq85FKURlxzv/8z4lv/NffIl7vSXnBhaJKTs5TZZDCBx4sR1DV4Bcr4/eVXJA5B0VRhQvu+P/D9MP3lVyQOQfJPf3F8sP3lIOpSk7O1uSizDl05KLMOXTkosw5dOS... | 1 |
math | kindergarten | subtraction-sentences-up-to-5-what-does-the-model-show | false | true | Which subtraction sentence does the picture show? | "iVBORw0KGgoAAAANSUhEUgAAAPoAAAAyCAYAAAB1V8bkAAAPaElEQVR4nO2de3Bc1X3HP+fe3dVrJetlPbAkW5JlgQ01NsSWioG6tIXQlgJlmFCGZl2aTpKZhGE6TdoMQyYpE9KBgcCEZsZTQCmQFhIyDlNKAqE8bJAwYGODjYyxZFuSJRk9Vo993d17T/+4+9BqV7JWWj12db//SPeee885n93fd8/r7lkhpZRYsmQpq6UsdwUsWbK0+LKMbsnSKpBldEuWVoEso2eIPvu8e7mrkKD51MniWDzNVifbEtbD0jzV9tyLtB88ROuO7bj... | [
"5 − 4 = 1",
"5 − 3 = 2",
"5 − 2 = 3",
"4 − 3 = 1"
] | null | 1 |
math | grade-1 | names-and-values-of-all-coins | false | true | Which coin is this? | "iVBORw0KGgoAAAANSUhEUgAAAJkAAACZCAYAAAA8XJi6AABYoklEQVR4nO29bWxb55k2eIm2KM9KomjK+nBIUzRt2u84ogKbCtTIjj9qxLv2tElnDdUpGvRdLzABmiY/+gbedAPszzfTbJDtizdpBpsFNphBisYVjJ2mrb2bwrGd2G6MmDYiuZ6NZdMUTcaSKNEURe1ElE3tj+dcD+/z8FCW2yRNMnMDAime73Ouc39/1C0sLODf6d/p86Tlf+kT+EvS7dvzjm/Y+PgEAGB6Ig3X2DV8nB533H5joAPlznUAgJb2ADo62qvWWb68vu6... | [
"half-dollar",
"quarter",
"dollar coin",
"penny"
] | null | 3 |
math | kindergarten | are-there-enough | false | true | Are there enough crayons for every piece of paper? | "iVBORw0KGgoAAAANSUhEUgAAAtgAAACgCAYAAAA2PRuAAAAh7klEQVR4nO3daYwk533f8e9TR99395y7y1OiKEaiDymULViiFQWW5MQGEjtCgCAXYieAHMAJEkBAnABB7MB5kRc+4gQJEEM5FCnxESNyJNtBRNmOYJKidVAiuSTFpXjszs7OTM9M30fV8+RFzS7FyLI5m5qZnurf59Vwdre7vl3dxL+76qk2zjmHiIiIiIikwjvrDRARERERyRIN2CIiIiIiKdKALSIiIiKSIg3YIiIiIiIp0oAtIiIiIpIiDdgiIiIiIinSgC0iIiI... | [
"no",
"yes"
] | null | 0 |
math | pre-k | tally-marks-up-to-10 | false | true | Count the tally marks. What number is shown? | "iVBORw0KGgoAAAANSUhEUgAAAGQAAABBCAYAAAAngwHRAAACvklEQVR4nO2dLXMTURSG3zDMJIKd4hpApCqpqwCmjgn8AOpQnSoElj+AQqFwGDBIHEhEy2BLZ5ANqisIrSOziI0KYqfQm7u5u6dzQg5330cmm3Pv7JM992OzJ63ZbDYDMcOVVXeAuISFpIdA+kWvNe14EXLVeyXPgI8vgOMDYJr9fX3rIXDvCXD9lqyFPAM+vwK+ftCJFzktZwwZ7QPvn7kn7iLtBNh7DXQ360U/PQbePtaL1wDclNVJFp88oHjv3dP60aeZbrwGIB/... | [
"2",
"4",
"5",
"3"
] | null | 0 |
math | pre-k | ordinal-numbers-up-to-fifth | false | true | The first picture is a moon. Which picture is second? first | "iVBORw0KGgoAAAANSUhEUgAAAaUAAABdCAYAAAAFZHluAAAeVklEQVR4nO2de1iTV57HvwlJIAkxIFcBEVREBeulVsVbqbZQ66DoqrDYjrbVqZ3uM4OXnZndmUdlprPTzljt7HaqbbGt7dpVsbYVa4tVtJV6Gy+oeEGlIiAiiCTEkJDr/vGayCVAEt4kb8jv8zx9Ksl5z3v4/nG+/M75nd/hmc1mMwiCIAiCA/A9PQCCIAiCsECmRBAEQXAGl5mSQm9GfFEzxharoNDTCiFBEATRM06Z0pd39Mi7qu3WbI7cM6CyxYRSpREvnmlxeoA... | [
"rocket",
"star",
"moon"
] | null | 2 |
math | grade-6 | understanding-percents-strip-models | true | false | Which model shows 70%? | null | null | [
"iVBORw0KGgoAAAANSUhEUgAAAVAAAABLCAYAAAAmjt81AAACKElEQVR4nO3Xv04UYRTG4TO7CwWCNkbjBajhCqCwo/ZivBLvRWs6C8INEMRejFYsbAKy+Swmm5j4J+wbyLjyPM3sZGbyneqXs11rrZ1eVX2aVU3nVdetAPiNSVe1Na56vlH1dL2qO71s7fBs6LEAVsvOw6rJyay/ebZe9fJBX1cAfjWdVx1fVH2+qvo4qxqdXfcPxBPg77bGfSurqs7nVaP5Tw8A+LtFK7+3qtGwowCsLgEFCAkoQEhAAUICChASUICQgAKEJst... | 0 |
science | grade-3 | compare-properties-of-objects | false | true | Which property do these three objects have in common? Select the best answer. | "iVBORw0KGgoAAAANSUhEUgAAAvgAAADQCAYAAAByQhWRAAD8n0lEQVR4nOz9ebgk6VneCf/eWDJyzzz7VvvSu7pb+4IkS6z6EBgYVgMebM8Y83nMjBlvn/cP22NjDwNjM7YxYJCwsEACCZBAghZqSd2iu9VSq/eu6tqrTp395L7F+s4fT0ZWnKxTXd2t7qrqrrivK6+TkZEZGREZJ/N+7/d+7kdprTXAYDBgdXWVVqtFEASkSHG9YVkW5XKZhYUFstnsq/pe6fWf4kZDev2nuJlxLa//FClej1Baa93v9zl16hT79+8nm81i2/b13q8... | [
"bouncy",
"blue",
"bumpy"
] | null | 0 |
science | grade-5 | use-evidence-to-classify-mammals-birds-fish-reptiles-and-amphibians | true | false | Amphibians are a group of animals with similar traits. The following traits can be used to identify amphibians: They spend part of their lives in water and part on land.
They have moist skin.
They make eggs with no shells. Observe the animals and read the descriptions. Select the one animal that has all of the amphibia... | null | null | [
"iVBORw0KGgoAAAANSUhEUgAAAp8AAACmCAYAAACcAuREAAEAAElEQVR4nOz9eYyl62Hf+X3ffT/7Uqf27uq9787Ly0UktVCyrKG3zEgGHChexnEcYwwPNIiRIEDiIHACBJkARsaxJ4ajGDFgWB7J8ijSSObItEVSpHgvycu7dd/uru7aq86+vPv+5g8hA3cwTjIz0u2BeT7/vTinzvOcwvND/eq8531e4Z1VVd22wJFYW1tbW1tbW1tb+0PhFfAoAMHNq2pdPNfW1tbW1tbW1v6weQUIVVVVL3oia2tra2tra2trPxzkf/3gf/y... | 1 |
math | grade-8 | parts-of-three-dimensional-figures | false | true | Look at this figure: What is the shape of its base? | "iVBORw0KGgoAAAANSUhEUgAAAQAAAACkCAYAAAB4iPAqAABOL0lEQVR4nO29ebwcVZn//z7nVPVyb5JLNrInhLAEkLCpuADuorggoOIGOgi4747iMqOO44zr6PgbnXHXGeeLzqDgvg4qoiguKIKghEASloQsEEhIbnK7zu+P8zznnOp7w5oFcuuT1013V1dXV1f385zn+Tyb8d57GjRoMC5hd/cJNGjQYPehUQAZ/uW/v8jkIw9m4XOftrtPpUGDXYJid5/AAwUf+OqXOOdFfwPAlnW37uazadBg16CxAICv/vYSPvaWd8bHW1asYub... | [
"heptagon",
"nonagon",
"decagon",
"circle"
] | null | 3 |
math | grade-1 | find-the-next-shape-in-a-pattern | true | true | What shape comes next? | "iVBORw0KGgoAAAANSUhEUgAAAvgAAADhCAYAAAC9ZMGZAAAaFElEQVR4nO3db2wc933n8c/M/uHyj0SZaehYVOE0OglI4tjw1Y5yqJPaRevg0rQB2gBNgcuDe5AD0gftoX0S4BIc0gRoD6gTIAESJeeL2zRN3Af2qbYhRWpgW7bP8p/aiW2plkVbokSJf60lRWqX3J1/94CWTFn8s7ucnfnNb94vIEBEcn6/7/c3Py8+HM7OOlEURQIAAABgBTftAgAAAADEh4APAAAAWISADwAAAFiEgA8AAABYhIAPAAAAWISADwAAAFiEgA8AAAB... | null | [
"iVBORw0KGgoAAAANSUhEUgAAAz4AAADhCAYAAAAJS2C/AAAe20lEQVR4nO3da2xc533n8d85cyFFUaTMJPSFLuzGKwFJHBve2FEWcRy72HXQbLoBmgBtgRTFvmiB9EW72H0TYBMs0gSbLhDZgA0kStZrZ7OO47ywytgGHamBLdmuJdmVHesSyaJMkSLFqzVDk5ohZ85tX1CSKfM2Mzz38/0AASKS8zz//3Mec+bHc+aM4XmeJwAAAACpYBhG1CXEkhl1AQAAAAAQNIIPAAAAgNQj+AAAAABIPYIPAAAAgNQj+AAAAABIPYIPAAA... | 1 |
science | grade-4 | compare-temperatures-on-thermometers | true | false | Select the thermometer that shows the lowest temperature. | null | null | [
"iVBORw0KGgoAAAANSUhEUgAAAMgAAAC8CAYAAAA96+FJAAAwvklEQVR4nO19W29cx5ntqqZIqnmT2CR9IS0D4UW2TF1wTijJ4yiygQNfFBx5Ts5g5GSceQkieCaI8+KH/IwYMRAkCBJgAtmTeVEG0YNi58WSPQEk0gewJFqxJSrAWKRlSSQdy2JTFNl1Hrr37tq1v7ru2s2WzQUQJfWl1v5q17fWV7V3dzPOOb+2AlxeAm6tAascG9jAVxabGNDdAox1APe3AezaHc7Pfr7eh7WBDTQf9vcAmy4tVf/zYBvwSGc1ezawga8qbq0... | 1 |
math | grade-3 | match-clocks-and-times | false | true | What time does the clock show? | "iVBORw0KGgoAAAANSUhEUgAAAvgAAAEJCAYAAADhBFPCAABf+UlEQVR4nO3de1yUZfo/8A+IAw6MB4aDoMaACh6YTlSAWqKUWglWWiltba2H31Zb0H7TNtjttAt22PYLtvWt1K09BFZaIbomiUGZYkmuDR7AHEbTwUHG0zAIA8LvD3YmkDk8M8wwM/B5v16+gnnu53kuaXh5Pfdc93X7dHZ2doKIiIiIiAYEX3cHQEREREREzsMEn4iIiIhoAGGCT0REREQ0gDDBJyIiIiIaQJjgExERERENIH7uDoDc75LhMppb26Fvae/6b2vXf/2... | [
"ten ten",
"one fifty",
"eleven ten"
] | null | 0 |
engineer | grade-8 | identify-the-experimental-question | false | true | Identify the question that Bob's experiment can best answer. The passage below describes an experiment. Read the passage and then follow the instructions below. Bob put one two-inch steel nail into each of six test tubes. He added water to three of the test tubes and vinegar to the other three. In each test tube, he co... | "iVBORw0KGgoAAAANSUhEUgAAAUwAAAEICAYAAAA0p80lAAEAAElEQVR4nOz9V5BleX7fiX2Ot9ffvOmzsnx1VbU3M9MzGAuMAQbAwNOA2OVyuaIJhcTdkEKKfZBC2hcFtdx9UCiCoYBCa4JYkCA4BAliMAZje3raVndXV1eXy6qs9Hn9Pff48///9XAbFPWiR/Yqgv+nfEhz781zvudnvkb7+3//7yv+w/kP5z+c/3D+/+j8o3/0jz6Wv2sC/J3neghZ8s6NNxGqYDQacXh6woc7R5QKhjOYzODXf/kT/NavfQNP11BJjMgS9PkJYb7... | [
"Do steel nails take fewer days to rust in water compared to vinegar?",
"Do steel nails rust in fewer days when submerged in a large volume of liquid compared to a small volume?"
] | null | 0 |
science | grade-4 | use-data-to-describe-climates | false | true | Which statement best describes the climate of Adelaide? Hint: Summers in the Southern Hemisphere occur in December, January, and February. Winters in the Southern Hemisphere occur in June, July, and August. Adelaide is a city in Australia. It is located in the Southern Hemisphere. It has a mediterranean climate. | "iVBORw0KGgoAAAANSUhEUgAAAtgAAALOCAYAAACTXGSDAAD3mklEQVR4nOzdeXxU9b3/8ddk3/eNbIRAyMKSBUhCIOwgyr6piBbUetXqLbZ6W7dWr63W215t69Lb2p+CO4oElJCAgBDCFgIkhEASspKFJSRk3yYzc35/hIyEBA0yyQz6eT4ereTMmTnvmXMy88l3votKURQFIYQQQgghhEGYGTuAEEIIIYQQPyZSYBtAWloaKpUKlUpFTEyMseOIn6D169ejUqmIiooy2GP+0Ov66aefRqVScffdd/f7PmVlZfpj1dfX9/t+QUFBqFQ... | [
"Summers have more precipitation and lower temperatures than winters.",
"Winters have more precipitation and lower temperatures than summers."
] | null | 1 |
math | grade-8 | similar-and-congruent-figures | false | true | Are these shapes congruent? | "iVBORw0KGgoAAAANSUhEUgAAAtgAAAC7CAYAAABfLOnYAABWpklEQVR4nO3de1zO9//H8UfndJJKzGFK0SKVQ4WonJmcz2eNGWMzzGlmjttsDNsYv5nTbI7NMYccO2Aqpw5EScJIKYTOdf3+uLimLyZbdaVe99ttty+f6/O5rte1L+15fa7X+/XWUCgUCoQQQgghhBBFQlPdBQghhBBCCFGWSMAWQgghhBCiCEnAFkIIIYQQoghJwBZCCCFKmTt37uDj40PNmjWpXLky9erVY926deouSwhRSNrqLkAIIYQQBQ0cOJAmTZoQGxuLvr4... | [
"no",
"yes"
] | null | 0 |
science | grade-2 | compare-properties-of-objects | false | true | Which property do these two objects have in common? Select the better answer. | "iVBORw0KGgoAAAANSUhEUgAAAWwAAADcCAYAAABUIpt4AAC7eElEQVR4nOz9d7xtWVXmjX/nnCvsfPI9N99bGYqkqKBi0zYdtF9Tv76oGMBWtG1tsyQFDGCifX/db9stbUJpTI1ZFFAwQEkoqigqULnqVtXNJ5+d90pzzt8fY+5zqgBt1Kq6VdR+Pp/7Oefus/daa++19phjPeMZz1Deew+QZRkXL16k3+9TVRUzzHCpEUURnU6HQ4cOUavVHtN9za7/GZ5o+FTXv/Le+8lkwqlTpzhx4gS1Wo04ji/xoc4wA5RlSZZlPPTQQ1x11VW... | [
"bouncy",
"scratchy"
] | null | 1 |
math | algebra-2 | domain-and-range-of-absolute-value-functions-graphs | false | true | What are the domain and range of this function? | "iVBORw0KGgoAAAANSUhEUgAAAtgAAAH8CAYAAADrBti4AABo7klEQVR4nO39e3QU95kn/r/7rkvrhgQSCCTM1RZIYBkZBMjA4NiO7TiBJIPj3yRxxrMZZ+M4mz0ne7JzMtmZHB9vzs4k843X9mQ9k4ntPZnJxhPbGYMFweZqySCQQSCBQRagC6IltdTd6mtVV1f9/lBalgChblQf9e39OmdORnLXo4eq7k89/Vap2qBpmgYiIiIiItKFMdENEBERERGlEw7YREREREQ64oBNRERERKQjDthENEl5eTmam5vHv758+TLmzp2L7u7uBHZ... | [
"domain: all real numbers, range: $\\{y \\mid y \\geq-4\\}$",
"domain: all real numbers, range: $\\{y \\mid y \\leq-4\\}$",
"domain: $\\{x \\mid x<-4\\}$, range: $\\{y \\mid y \\leq-4\\}$",
"domain: $\\{x \\mid x<-4\\}$, range: $\\{y \\mid y \\geq-4\\}$"
] | null | 0 |
math | grade-8 | multiply-polynomials-using-algebra-tiles | false | true | Which multiplication expression does this area model represent? | "iVBORw0KGgoAAAANSUhEUgAAAtgAAAFaCAYAAAAkQypLAAAddklEQVR4nO3dbWyV53kH8OscHwfHDg4kODGGJSlO80I7VPBoE6XZprZ0UEWtpkhTWlWqIu1DpTVtFUX7gLZ9jLZJe+uEGkWKpq7dljVNp0za4sXKaMnS0mSY0AB5oTjgFtvYJMbGNvjlnLMPWSkmQIV9k+c8x7/ft3Nb6Lr4C4m/bj3ncaFarVYDAABIopj1AgAAUE8UbAAASKh0ocPe/pkYGq+837vkXntrMTbddNUFfybThblkpiM9MTjVl3zm6uZ1saltS83MBAD... | [
"(2x+2)(2x+2)",
"(2x+2)(3x+2)",
"(2x+2)(2x+3)",
"(2x+2)(3x+3)"
] | null | 3 |
science | grade-8 | identify-ecosystems | true | false | Select the taiga ecosystem. This ecosystem has:
long, cold winters and short, cool summers
many evergreen trees
soil that is poor in nutrients This ecosystem has:
a small amount of rain
dry, thin soil
many different types of organisms This ecosystem has:
year-round rain and warm temperatures
soil that is poor in nutrie... | null | null | [
"iVBORw0KGgoAAAANSUhEUgAAAp8AAACtCAYAAAD2xRSHAAEAAElEQVR4nOy9ebglV13u/1lrVdWe95lPj+l0Z+oQhghhlEkZhAsOqAh6BURAUa78FAUFQbney0V4EEUG0asSCXi5+KiAz3VCETTGAAImEIYQkk7P3WfeZ881rPX7Y1XVrqqzT6eDMkjq7aee2ruGVWutqtP7rfc7iX/tGHO0AS1FiRIlSpQoUaJEiRJfE3QjuL0PYjs0piSeJUqUKFGiRIkSJb7W6EYgjDHmG92REiVKlChRokSJEvcNONkvb/6FDyKlRAgBgDE... | 1 |
science | grade-2 | predict-heat-flow | true | false | Two solid blocks are at different temperatures. The blocks are touching. Which picture shows how heat will move? | null | null | [
"iVBORw0KGgoAAAANSUhEUgAAARwAAAC4CAYAAAAxDlOsAAAZ00lEQVR4nO3deXhc9X3v8fc5s49Gm7VZsuUFL7ItY2NbxjZ4BQIh4JClUCAB2vSSNE/b3KZP2lxym+bJ7e2TkNv2aRLuzW1IuJBQbtkKGIwXMBjj3ZZsy4tkLNuyLMvapVkkzXLmnP4x0thjyVhG4zMj6ft6Hj8wPx2d8x2dmc/MfM/5zVEMwzCaw1DXC/4oaAZCCJEUVgUyLTDLDUV2UJpDhrHfl+qyhBBj3bIssJ7qjd0otkNZRiyNhBAiGfxRONkDF8PwSS+... | 0 |
math | grade-4 | is-it-a-polygon | false | true | Is this a polygon? | "iVBORw0KGgoAAAANSUhEUgAAAtgAAADGCAYAAADokPfHAAAYiElEQVR4nO3dP0xb9/rH8c+9+gmGYGBwRQiVIAgkmGwy0CUEV80CGUIqhd8Yk6w3gYxNhjhDyN1q0rsGnO13idQ4Q8lCVAdnuQxwmIhE5LhSXXIVD+di7mCW/IbDOTHkT22wfY7t90tCuFaLHylB/fjx832+f3n//v17AQAAACiLv7pdAAAAAFBPCNgAAABAGRGwAQAAgDIiYAMAAABlRMAGAAAAyoiADQAAAJQRARsAAAAoIwI2AAAAUEb/43YBjeJFZl1mfldGdku... | [
"yes",
"no"
] | null | 1 |
math | grade-2 | select-three-dimensional-shapes | true | false | Which shape is a pyramid? | null | null | [
"iVBORw0KGgoAAAANSUhEUgAAAK4AAACuCAYAAACvDDbuAAAYtklEQVR4nO2de3Bc1X3HP/t+6716WZLlF8YgMGBIIOVVQiBpGqAkJJk26TQz7UybSZrQDDNkkknTSVoSkjQ0heJAYHgkTjCvYCAETMAGDAmPINleG8nS6mE9LUv27mp3te/+cfdeaSXZ1mN3772r8/lH1tm99/xkfXX2d8/5ne8xZDKZzGgcuiMQSkEyg0CgOcwG8JhgkxPqrGAYjWUybwfVDksgWDwfLgPzkYj0TYMVNrskVQsEWiOUgs4wjMShKwLGYFJ6QYh... | 0 |
math | grade-6 | similar-and-congruent-figures | false | true | How are these figures related? | "iVBORw0KGgoAAAANSUhEUgAAAtgAAAB4CAYAAADIUIXCAAAa/klEQVR4nO3df1zV9d3/8cfh8EPIo4EyoSlgMlYohqKhyx81c5VlkSJlX619c1fTVrmZv3Kpqcs0y7K6SStZNf1eFtSyH67rcpmmXiXrh5rJHMNEYCJCED88AYfD+f6BWLvWWuLnnDec87z/Xef95Pz15O2L19vm8Xg8iIiIiIiIJYJMBxARERER8Scq2CIiIiIiFlLBFhERERGxkAq2iIiIiIiFVLBFRERERCykgi0iIiIiYiEVbBERERERC6lgi4iIiIhYSAVbRER... | [
"neither similar nor congruent",
"similar but not congruent",
"congruent"
] | null | 0 |
math | kindergarten | are-there-enough | false | true | Are there enough marshmallows for every mug of hot chocolate? | "iVBORw0KGgoAAAANSUhEUgAAAtgAAACgCAYAAAA2PRuAAAAlJElEQVR4nO3dWYxk12Gf8e/cpW5V19L7MmvPQnJmKFIUScmiI8mWYctybEWxgzhOgiBOAPshCJDkOc8B8ppH24gRBF5fnMQRIlixDTumaNEiJVKUuHM4+9L7Unvd5eThVlV3z9Ld1VMzc1v8/4ABOT3dVfX1w7kH595zr7HWWkREREREZCicx/0BRERERER+nGiCLSIiIiIyRJpgi4iIiIgMkSbYIiIiIiJDpAm2iIiIiMgQaYItIiIiIjJEmmCLiIiIiAyRJtgiIiI... | [
"yes",
"no"
] | null | 0 |
science | grade-3 | animal-adaptations-feet-and-limbs | true | true | Flying foxes live in the forests of Southeast Asia and Australia. The flying fox has wings. It is adapted for flight. Which animal is also adapted for flight? | "iVBORw0KGgoAAAANSUhEUgAAAvgAAAEKCAYAAABnkCFsAAEAAElEQVR4nOy9d6BeRbX+/1kz+z0nPYSEltA7SC8Cka5IkYs06UqxcCmKoBTxK1xEKYKgIijFQhUughSVSxWkKJFiDIogBkOIEEpIz8l598z8/lgzs/ebBEjwJJbffu49ct629+yZ/eY8a82zniUhhFCWJd57GjRo0KBBgwYNGjRo8O8JYwxFUSDtdjs05L5BgwYNGjRo0KBBg39/GGMwDblv0KBBgwYNGjRo0OA/A957zD97EA0aNGjQoEGDBg0aNOg7NAS/QYMGDRo... | null | [
"iVBORw0KGgoAAAANSUhEUgAAA88AAAEKCAYAAAAsMWftAAEAAElEQVR4nOy9d5xtVX3+/15r7Xb69DtzO+XSi2ANURGVqARREbtRsUZij1ijCSHGhiUisZAYFSQaYsVoVPRrAVSkCoLApdx+7/TTd1tr/f7Y+5yZSx30EmN+53m94M5pe9U9c571eT7PR1hrbZqmGGMYYIABBhhggAEGGGCAAf44IaXEcRyEEH/orgwwwP9JyAFxHmCAAQYYYIABBhhggD9+GGNI0/QP3Y0BBvg/CzkgzgMMMMAAAwwwwAADDPB/A4Pv9gMM8NB... | 1 |
math | grade-1 | subtraction-sentences-using-number-lines-up-to-10 | false | true | Which subtraction sentence does this model show? | "iVBORw0KGgoAAAANSUhEUgAAAtgAAABhCAYAAADsidaRAAAWNklEQVR4nO3de1BU590H8O9ykyCwoIJKS1gxA0ZDwEsEtClqRmOai9pEohknkNSYmmZstK9jTNKJJrSapkl0YicTk3dqbIqjYsGY1NEZFfAtchFBq4zaiAuSBeuCS3a5CCv7/nE8CysoLBz3XPb7mdnZ3bNn1t/jAud7nn3O8+gcDocDREREREQkCR+5CyAiIiIi0hIGbCIashY78F0tsOwo4P8FsLFc7ooGRyvtICIiefnJXQARqV9ONfD6/wFdAOwqHnSmlXYQEZG... | [
"8–6=2",
"10–5=5",
"8–2=6",
"8–3=5"
] | null | 2 |
math | grade-7 | apply-multiplication-and-division-rules | false | true | The number line shows an unknown number, t. Is 2 t positive or negative? | "iVBORw0KGgoAAAANSUhEUgAAAtgAAAApCAYAAAAPgl6QAAAGJUlEQVR4nO3dXWhTdxzG8efUJa19UTvfpkwRNscsglVrbEWoV2O2CKZ44y5cQXBTvNluZMLYYKXOKy9WQUGkChbZRRXc4sUGaxRGkprWsmDcZFh0jk0n21jfUz27SJoa2iYV4/knzfdzdc7pKTxwcvHw53f+x7Jt2xYA5JGOjg5ZlqW9e/eajgKH8MwB5JNXTAcAgOd1//590xHgMJ45gHwy64Idi8UUDocVDAa1bNkyVhHyWHvUp3O3r+rmozuSpOqla9W8rkHvv73... | [
"positive",
"negative"
] | null | 1 |
math | kindergarten | represent-numbers-up-to-10 | true | false | Which group has 10 stars? | null | null | [
"iVBORw0KGgoAAAANSUhEUgAAAR4AAAEcCAYAAAARAdvdAAALrklEQVR4nO3du1OcZR/G8YucYHwXTeEISUPluyUNkk5HC1MJXSxwLDPaqI3p0piORv0D7LTBCmyMRVIb02DlxrehIWS0ICFmSAyzb3Gzw4Z52OzpuZ7D7/uZyQQCPNkryXy9HfYw0W632zvPpP89kfYOpOdtAcBYnZmQpk9Lb74izZyTJnaettt3HhV9swBEcelV6cyfT9I7F85Jzf+kKgHAOO0dSK1/pPvPpHtPpFOPnqcPEB0AeZk+nRojSY8PpFMHXR8AgLx... | 1 |
math | grade-5 | understanding-probability | false | true | If you select a marble without looking, which color are you more likely to pick? | "iVBORw0KGgoAAAANSUhEUgAAANkAAACRCAYAAABOtR13AABEI0lEQVR4nO29eXwc1Znu/z3VLbUWa7e8SLZlZBsvGGNjNkMihs02kFwCZIAQyMLNJ4And3KJJ3fIJGSZYc3MDZlhftlmktxAEsgAY8wvMxgSGLDhgrdgQHgB79ZiWbLW3rvqnPvHOVVdLUu2JGuz6ScfUqru6urqcj/9vuddnlcopRRZZJHFiMEa6wvIIovTHVmSZZHFCCM41hfwUURjpJXtHfs5HO3gcOwoh6PtdCcjVOaXMjm/nCkF5VQVVLCwvJayUNFYX24WJwm... | [
"green",
"black",
"neither; black and green are equally likely"
] | null | 0 |
math | grade-1 | which-table-is-correct | true | true | Rosa went to the farm stand and bought the following fruit:She wanted to know if there was enough fruit to make a fruit salad, so she made a table of the fruit she bought. Which is her table? | "iVBORw0KGgoAAAANSUhEUgAAAZEAAAEMCAYAAAAF2YvKAAC+qklEQVR4nOz9aaxl13nfCf/WuPc+wx3qVrFYFEWKFCkOtijJEiNbtjwoHvq12+62OwaSF2l3DAOd5EXSjX6RdCcIArs/dCP58MLuRgI7QRLAUdwwZHesGDZi2VFLthVZsmaVZM5DkSyyqm7VvfdMe1jj+2GfulWUZFksFlkD9w+4qLqnTp2z9z77rP/zrOdZ/yV+4Rd+ITMwMDAwMHAFaICf//mfv9bHMTAwMDBwAyKv9QEMDAwMDNy4DCIyMDAwMHDFDCIyMDAwMHD... | null | [
"iVBORw0KGgoAAAANSUhEUgAAAsgAAAEMCAYAAADZOkBJAAEAAElEQVR4nOz9eaxn533feb6f9ZzzW+5Sl8ViURQpUaREyhFpmWLLkeNNieOGHTsdJ56JgR6ng260uweTCSaIZxJ4AicYTKPdwEwyjW4oaXSC6XZnxrA9HTuwYctL5C2yZFFrSaa4r0VW1a26y285y7POH+dXCyVZC7cqks8LIFj33t+9v985dzmf5znf5/uIf/yP/3GmKIqiKF6Gf/yP//H1fglFURSvOg3wsz/7s9f7dRRFURRvQCUgF0XxZiSv9wsoiqIoiqI... | 1 |
math | grade-2 | read-a-thermometer | false | true | What is the temperature? | "iVBORw0KGgoAAAANSUhEUgAAALkAAAEOCAYAAADVFbYlAAASrElEQVR4nO3dT2wTWZ4H8K/DnoCLc2G2aS1SZSLltCQq01o4cCq3RMRhNagsoc2eulVh1JrDnuzV7gkhbfmA9oCawaU9sopkDyMOCAR+Jw5Da3HRZi5Ew8QSo2a1XFLSCvqwErw9OFVU+V/sStl5fvl+JEtxuWy/oC+V5+f3ey8npZQg0thfZfVC29vbePjwIZ4+fYp2u42ffvopeuzLL7/E6uoqLl68iPX1daysrGT1tkT7ymVxJb9z5w48z8OPP/6477lra2twHAf... | [
"60°F",
"75°F",
"80°F",
"70°F"
] | null | 2 |
math | grade-8 | parts-of-three-dimensional-figures | false | true | Look at this figure: What is the shape of its bases? | "iVBORw0KGgoAAAANSUhEUgAAAQAAAAC6CAYAAABBVJPBAAAT90lEQVR4nO3de1BTd58G8Cf3CwnWW9UoIKJVRKz2qtZVa63bm2t9raXWqlir1drZd3ffWS/tbKfbzrx/7N/F6nRG0TodX2uRFxBUaqtFwYqilIIoICCKF1pRuYVcTvaPkHBJuIWTBDjPZ4YRwiH52vo855zkx4nM4XA4QESSJA/2AEQUPErXJ/PmzUNWVhaGDBmCkJAQ94fRaIROp2t3W1cfBoMBer3e43adThfMvycReSFznQLIZDK/P5jBYOhRifhSOkTUewEtAH+... | [
"triangle",
"nonagon",
"circle",
"heptagon"
] | null | 0 |
math | kindergarten | cylinders | true | false | Which shape is a cylinder? | null | null | [
"iVBORw0KGgoAAAANSUhEUgAAAK4AAACuCAYAAACvDDbuAAAWTUlEQVR4nO2dTXAbx5XH//ONjwFIAqREyinCVWtqbUm7VZZcG/sg+aKtWHFyWPuQS5zLHuTr5hzfkrOv0WFP9iUHabeSiuRUJQdTh01SFlW1pY9E8lYZrDIJmQAoAIMB5qNn9tDoIUBCIiXOYGaA/l0kQSTQmP7Pm9evX78n+L7v12zgaxPoEMD1weEkDlkAChKwlgNOqoBQs3z/r+24h8XhHJ3vFwH5sUn/saIC/5inquZwkkaHAH/vAts28MgExLZL/4OLlpN... | 1 |
math | grade-6 | interpret-graphs-of-proportional-relationships | false | true | Megan loves to read and discuss books, so she joined a book club. The first book she read as a member of the club was a novel set in ancient Rome. The graph shows the proportional relationship between the time Megan has spent reading the novel (in hours), x, and the number of pages she has read, y. What does the point ... | "iVBORw0KGgoAAAANSUhEUgAAAioAAAI0CAYAAAAz7AJYAABaD0lEQVR4nO3deXyU9b3+/ysrWYAsZiMsAZRV1gAJUcJSi1VxA/RovqUtxXKqrdX22H7raW1PtZVjT4u2uHx76FGpR0898gOsC9QiKCBKgASCCSCLhCyQDZLJPpNZfn+EGYlJIAnJ3HNPXs/Ho4+ae+7MXLmNyZX7ft+fCXC5XC4BAAD4oECjAwAAAHSGogIAAHwWRQUAAPgsvy8qc+fO1Ztvvun5+K233tKECRPkdDqNCwUAALrE74vKlClTVFBQ4Pl41apVevzxxxU... | [
"Megan read 1 page of the novel in 25 hours.",
"Megan read 25 pages of the novel in 1 hour."
] | null | 1 |
math | grade-6 | model-and-solve-equations-using-algebra-tiles | true | false | Which equation does this set of algebra tiles represent? | null | null | [
"iVBORw0KGgoAAAANSUhEUgAAAJYAAAA2CAYAAAAlHWAMAAAEtUlEQVR4nO3dQUxTSRzH8e8rtCauwEECWW4aFw6QGMXipQFuRBSNSYlNDBcRDyoc0HgiJurNiwc9yImQEDgYtbjGeONAYnRjPNIUNnrQ2G6khQISaGn/HmpZydJKqQM89v9JJqRvZph5ya8z06TNs0REwnH4exHmk7AiKJW3YgtKiuCPvVDpAiu8LPLX3HZPS+0mx0uheGox/eJ3F9T8lk6dUvmaT0LwK4TiMLkIjrmVdIWGShWipCidIYCFJDiSP1QoVYhMhhI... | 1 |
math | kindergarten | subtraction-sentences-up-to-5-which-model-matches | true | false |
Which picture shows 4 − 1 = 3? | null | null | [
"iVBORw0KGgoAAAANSUhEUgAAARIAAABKCAYAAAB3ndsNAAALCElEQVR4nO3d228T6RkG8Gd8yoHYSZyjiWEhIUQJCSVQkmaLgN22i1rKbrVly1ZZEJW6vVgq9aYnqf9Ee9Or1UKRaC8W1C1ZlZZVpSUSDYTNgU3JgdgJxA4xxInNxHFix8n0wrGxPT4MHo9nMrw/KUJzzPeEeV/bM2Ob4TiOcwUBmx9YWgdCHAghJC0dAxi1QGMxUGMAGFeA4/pZuYdFCNmqOk2AbtIfnrAYgKZt4S5DCCHpLK0DE8vAXBB46Ac0bCi8gJoIIUQ... | 1 |
math | grade-6 | which-model-represents-the-ratio | true | false | Which model represents the ratio
6
3
? | null | null | [
"iVBORw0KGgoAAAANSUhEUgAAAhMAAABLCAYAAADK4QWXAAAKe0lEQVR4nO3dXW8U1x3H8d/aGBAYYjulpXDBBUlKpDRSQwKRAFWJqqppBFJygXgdvW37NvoOmvIkgqCkpUhJmoAUjB9UGzkkgAmJcFxh/LS2ZeP1Ti+mgAHbuzPnaebo+5Ei8K73zPnlCM1/Z+acU0mSJBl9KN2ak6pLUi0RAADAqtZVpC2t0subpJ+tlyqjC0nSPR26WwAAoIz2b5XW3ZxLf/j5eukXm9NKAwAAYDXVJembWenHh9K3c1LLdC19g0ICAAA0Y0t... | 0 |
math | kindergarten | represent-numbers-with-shapes-up-to-3 | true | false | Which group has 2 circles? | null | null | [
"iVBORw0KGgoAAAANSUhEUgAAAK4AAACuCAYAAACvDDbuAAAGuUlEQVR4nO3c32tbdRzG8efkJFmaJm3arp0rCEPdvHD+AmGK3okwxDn0SqF3Xgr7cxRRrxRhsAtdkQ0EL0RhDC9EVJhVcRdbu7VNk5wmTU9ycrzIIrO1ru359X2+Pq+breua8/kk76Zp2hMnDMNwxQd+6wBeAPRDiBgn7wBVFzhZBo4VAWdlOwyvt7IeS2T/zkwA+aXO8I3jReDx8WHVIqbxAuBGG1j2gV87QK7VH75D0YrJqu6wUQDYDIBccN87REw2arQXArl... | 0 |
technology | grade | icons | false | true | This is a(n old) logo of which famous app or program? | "iVBORw0KGgoAAAANSUhEUgAAAR4AAAEsCAYAAAAVe9xwAAB4zElEQVR4nO29e3xkV3Xn+9OzpJJK3VKpW2r1Q+52P9yWHx1st2MwNgng8AGTxEwGQvK53IEMZMhAgAs3l4RAEhgeNwPD8yaTkAEGcB4O405iMMTYE2wDpv2i/Wi3+2n301Lr1a1HSaVX3T/2Weess87e5+xTdapUUtfPn/4srXOOpJIsLX33b6+9d90Tjz2HmmqqqaZKqn65X0BNNdV06alWeGqqqaaKq1Z4arpk1Nd0T6Gv6Z7Ccr+OmmqFp6ZLRH1N9xQyXS+it/e... | [
"Meetup",
"Steam",
"Audacity",
"Firefox"
] | null | 3 |
math | pre-k | compare-size-weight-and-capacity | true | false | Which is heavier? | null | null | [
"iVBORw0KGgoAAAANSUhEUgAAAKgAAACoCAYAAAB0S6W0AAAauUlEQVR4nO2deZAc133fP909987OHtjFAtjFvQAI8BBlkoJNHaZoybKpkImVRGIqVmw5LjsxJbsqKUdSpMpRKZmiXY7joki7bJfLtnyVbYkMdVSskkUpUkiREikSPEAQJ/deYM+ZnaN7uvvlj95jZme634MWJqZ7+1PYmp0+3w6+8977fd/vvdaEEGLGgnMVKDlgC2JirhsJDboNOJKDoRRoM6YQzxavd7FiYlo5WYDE2Yr3ZncKjnV56o2JuV6UHDhThmkLXq+... | 1 |
math | grade-3 | which-picture-shows-more | true | false | Which is more? | null | null | [
"iVBORw0KGgoAAAANSUhEUgAAAlYAAAGUCAYAAAD3bWw9AAEAAElEQVR4nOz9PYwkS5bvif3e24eFBYklzAACdKNUJhCEp+ZBgchYqWK0aFDJWqmSUmdr2VoVpVsjTV2JdbWb2mRLkyWxUiBxQ3tR0kYAFMK1dPADsNLcARIwwy753Ljch6FwzD8iq253z5veN6+LcYCqiPRwN3e3z2P/8z/n/Kt//Md//Mfuv4P/+7+D//bfw3//j5zlLGc5y1nOcpaznOXPkH/zr+C/+M/gf/E/gv/Zfw7/qvv//OM//p//m3/pxzrLWc5ylrO... | 1 |
math | grade-8 | classify-quadrilaterals | false | true | What name best describes this shape? | "iVBORw0KGgoAAAANSUhEUgAAAtgAAADUCAYAAACmjlRXAAAlF0lEQVR4nO3deZDV5Z3v8fdvOwe6gQYEJLJDs4goNgQIc8e4XSOZccuN45JJIqN3pBJHcBB3LLFc4kKM4tUpzTVDkpoxmpmbMKRKTaIyOne84ECDokDTbA0o0AjdLA3ntz33jx8oxK27Od2/s3xeVRae9vTv+VDlH59++jnP1zLGGEREREREJC/stAOIiIiIiJQSFWwRERERkTxSwRYRERERySMVbBERERGRPFLBFhERERHJIxVsEREREZE8UsEWEREREckjFWwRERE... | [
"trapezoid",
"square",
"rhombus",
"parallelogram"
] | null | 0 |
math | pre-k | cones | true | false | Which shape is a cone? | null | null | [
"iVBORw0KGgoAAAANSUhEUgAAAK4AAACuCAYAAACvDDbuAAAOsElEQVR4nO2dW2wc1RnHf+NL4lxt7JD7xSnESRNIQAkJtBWEVCJUKARVAnpFlWhR+9CqPABP8ACoD/SFqg9tH1oJqqqCqg9J1SpBLYGgcguRYi4hTgI4jUOcEJO111mvvV5PH47HHm927F37nJkzM99Psvbs7NmZs+P/nPm+833njOO6rts9BKdzkC3CsIsgWEedAwtqYd1cWDILnO5B1323L+pmCULl7FgIdady6s2yWbB+nlK1INhGtggdV+D8EJzMQU3fsPp... | 1 |
math | grade-8 | changes-in-mean-median-mode-and-range | false | true | Look at this set of 6 numbers: How would the median change if the number 59 replaced the number 66 in the set? | "iVBORw0KGgoAAAANSUhEUgAAAPEAAAAkCAYAAABYONyVAAAH00lEQVR4nO3dW2ybZx3H8a8dJ7abxHaWOOe4bt3Ea9KkTUtG1EEbVDZQBaVEAsYqdQgu1jJxMSQugJtpgBBiouIwQNMKExeoE2XraKWemNquHTQ9ZDk0bXNOnHOcwxLHic8vF25SvBz6Jn1fZ5aez02k9+Dnp+d5/q/tx68djSRJEgAhkHxABIhuEQTh00YDaEFjAHQPNkmSJEk+wL+OwQRBWD19tJi1UghRwIKQiPwghUArClgQEpgftITXO4UgCGsWBq1YxBKEBCa... | [
"increase",
"decrease",
"no change"
] | null | 2 |
math | kindergarten | ordinal-numbers-up-to-fifth | false | true | The first picture is a tractor. Which picture is third? first | "iVBORw0KGgoAAAANSUhEUgAAAaUAAABdCAYAAAAFZHluAAAjmUlEQVR4nO2deVzU1frHP2cWmGGQQTRUyF20RQNKvVmillZ6b6SZqdk1t5uWJubSrWxBUrNMzS1TwyW7t0zLUsotVFDr2g8MVAoVKJUAs0SQgZlhZji/P85sXxhmYwYG5rxfr3vV73LO4cRznu95zrMQSikFh8PhcDg+gKipB8DhcDgcjgmulDgcDofjM3hNKZXpKLoeuonYoxUo03ELIYfD4XAc45ZS+rpEh6TzGrvKJu0vPS5V1SC73IApp6vcHiCHw+Fw/AeXldK... | [
"sun",
"tractor",
"barn"
] | null | 0 |
math | grade-1 | which-table-is-correct | true | true | Bob went to the zoo and saw:He wanted to know how many of each there were, so he made a table of the animals. Which is his table? | "iVBORw0KGgoAAAANSUhEUgAAARwAAAC+CAYAAADnV7CxAABKj0lEQVR4nO2deZgcVb3+P7V1VXVPd8++Zl+BhCQgIRJkCVxBRRAB2WS5XkEvXhABUUHuDxQQFLkiBIIo6FXxXpEbWQQXVDZlJ4GQlayTSSaz9/Rae/Xvj5qZZEgCZCaZJanP8+RJT09P9TnV3W+f861z3le46aabioSEhIQMATLAjTfeONztCAkJOQAQh7sBISEhBw6h4ISEhAwZoeCEhIQMGaHghISEDBmh4ISEhAwZoeCEhIQMGaHghISEDBmh4ISEhAwZoeCEhIQ... | null | [
"iVBORw0KGgoAAAANSUhEUgAAAlMAAAC+CAYAAAARBIqdAACGtklEQVR4nOzdd5wV1dnA8d+0O3Pr9sYCS0cEAY2AggqIgr3HXl5jS9EYNcaa2KPR+NogGBM0r4kmlqhY0AS7iaLSO1KXsmy/e+vMnXbfP+6yiIBK211gvp8PH3Zn7849M7t773POec5zhDvvvDOLx+PxtIM777yzo5vg8Xg8u50McMcdd3R0Ozwez37AC6Y8Hs++SOzoBng8Ho/H4/HszbxgyuPxeDwej2cXeMGUx+PxeDwezy7wgimPx+PxeDyeXeAFUx6Px+P... | 0 |
math | grade-6 | identify-trapezoids | false | true | Is this polygon a trapezoid? | "iVBORw0KGgoAAAANSUhEUgAAAtgAAADVCAYAAABt0ofyAAAhJElEQVR4nO3deXxcdb3/8fc5M5kkk6VpmzZN05W2tHQBC0hBKPsumyIooD9QRESugle5v+vlXn/+VB78FHHjAvIDBETlimwVRNmKLIVS9tKWLrR0T9OmTZplMpnlnPvHpN8ULrRNcma+M5PX8/FAPx9NznnXBzFvTk7OcXzf9wUAAAAgEK7tAAAAAEAxoWADAAAAAaJgAwAAAAGiYAMAAAABomADAAAAAaJgAwAAAAGiYAMAAAABCtsOkC0Pvn+jlm5/UcPLGlTilir... | [
"no",
"yes"
] | null | 0 |
math | grade-4 | what-decimal-number-is-illustrated | false | true | What decimal number is illustrated? | "iVBORw0KGgoAAAANSUhEUgAAAKQAAACkCAYAAAAZtYVBAAACcUlEQVR4nO3bsW1UYRBG0WdERS6BCkhpwQW5BVIqcAm0tKQEfl5ZK97cEeeEuxppg6tfDj4/3W632wERX6Z/APxNkKQIkhRBkiJIUr5+9OXzy9tVv4P/zO/Xb+9+fvpCipEJH76Qx3EcP76/X/I9P3+9uf3E7dmLcc/zy67bew+dvyFJESQpgiRFkKQIkhRBkiJIUgRJiiBJESQpgiRFkKQIkpSns/86ND/jXzpbCpmfRW43TcgeuTU/YxVBkiJIUgRJiiBJESQpgiR... | [
"0.55",
"0.45",
"0.57",
"0.65"
] | null | 0 |
math | grade-5 | multiply-unit-fractions-by-whole-numbers-using-models | true | false | Which model represents the product 4×
1
5
? | null | null | [
"iVBORw0KGgoAAAANSUhEUgAAAT4AAACOCAYAAACohWTxAAAFWElEQVR4nO3cv2vUeR7H8dfEn8Tdu0Y9Di1zd3WqtTOdNvsXzG5h/gIb0eKOjOwVlv4FWrh/Qa4xndkqbCPY7Y9WzjMWopuQ8QzfK4bs7kEYdOYTM8z78YAvGoS3w7zgyUBgel3XdS/eJT/vJm/3k/ddAObKyV7y+YnkL4vJn04nvRfDrvv+zXG/LIBP44s/JCd/2h398OfTyd/OjaoIME/e7ic/7CT/fpf8uJssvHk/+gfRA+bV5ydGjUuSX/aThf3f/QPAvDp... | 1 |
math | grade-1 | read-a-calendar-ii | false | true | What date is 4 days after June 19? | "iVBORw0KGgoAAAANSUhEUgAAAssAAAF2CAYAAACYtNXtAABWCklEQVR4nO3de1iUdf7/8SfDgAcUEDmpaGIeUEM85JoiWWpp2dFar2/m/tzUzrYHW80vu1a7rbnaYTfru9lulqctLV0TtdKwQEExFUVFNAURERUVQZEzM78/iFGCW4cEhsHX47q81LnvGd7z5p57XvO5P/c9Llar1ZqUlMv+/Rc4f74EEREREbl+bdq4c8stnoSFeTu6FLkOLnv2nLeeOVPM4MG+uLm5OroeERERkSahtLScbdvO4uvbjL59vR1djvxMpv37LzB4sJ+... | [
"June 23",
"June 24"
] | null | 0 |
math | pre-k | represent-numbers-with-shapes-up-to-3 | true | false | Which group has 1 circle? | null | null | [
"iVBORw0KGgoAAAANSUhEUgAAAK4AAACuCAYAAACvDDbuAAAJJUlEQVR4nO3db2xV5QHH8d9pL/1HaW2VejspK2OAOkyltutA+mIK2i0uIdsKMsSMzRg1hBa3htUMp5I5IJJSFmYXX2z+aVhrXBxLnJsDSZqWwWYpGyK1slU206v8Kd7S295yr2cv7i45a3vhnnPPPc95nvP7vEHAc86T8E17W+ivmq7remAC+CAEjESBiA4i1/FpwKxMYEEecGMWoAXCun40KPpYRMmrKQB8A6HYT0qzgEUzY1UTuc1IFOgfBYYmgPdDQEYwEvs... | 2 |
math | algebra-2 | domain-and-range-of-radical-functions | false | true | What is the domain of this function? | "iVBORw0KGgoAAAANSUhEUgAAAtgAAAH8CAYAAADrBti4AABeH0lEQVR4nO39fXhU9b3v/78mM5P7QEICCUQTRAQbTFAULAgVi1W3tlro7sb2tNYe++22p7bd/aP76tWr7dm728vT7+5u968e293jOW3VvXv9euqu2goGxIJAQwWJEEhQxIiBALkZcjf3a2bW+v4RE4mAZGB9mAx5Pq7LCzPJes07a82sec3KmhmP4ziOAAAAALgiJ9MDAAAAAJcSCjYAAADgIgo2AAAA4CIKNoAxqqurtWPHjtGvDx8+rOnTp6ujoyODUwEAkD0o2AD... | [
"$\\{x \\mid x>-3\\}$",
"$\\{x \\mid x \\geq-2\\}$",
"$\\{x \\mid x>-2\\}$",
"$\\{x \\mid x \\geq-3\\}$"
] | null | 1 |
math | grade-7 | bases-of-three-dimensional-figures | false | true | Look at this figure: What is the shape of its bases? | "iVBORw0KGgoAAAANSUhEUgAAAtgAAADgCAYAAAA5ZRHsAAAYJklEQVR4nO3de3hUhZnH8V8mmUkYowkSLiEFsbglCCEKrLhEFCqKUIVQpKgPLlKLsHjBorasl9LCuhQUKQgCGo1QaIXadcO2u+CqaIE+UgtLTAV0oY2wIYRkyJXJZGZyZv+AhIQEyOXMnJnk+3keHyZzOedl/OeXl/e8JyoQCAQEAAAAwBQ2qwsAAAAAOpKIDNhbtmxR3759lZWVZXUpAAAAQCNRkTYi8pe//EVpaWn1P48bN05vvfWWevfubWFVAAAAwFkR1cF2u92... | [
"triangle",
"rectangle",
"decagon",
"circle"
] | null | 0 |
math | grade-3 | certain-probable-unlikely-and-impossible | false | true | If you select a marble without looking, how likely is it that you will pick a black one? | "iVBORw0KGgoAAAANSUhEUgAAAOoAAACcCAYAAABx7zeSAAAxu0lEQVR4nO19e3BUVb7ut/buR7o76SSdBAKNBjBIYEBF4IoytoqjcHxcJJwjMCXja2pU7qmawsyUiFBadyAZrmfUqnF81shRzgx6kIPM0QLG44wDMookg48oIIkYQhIwj86r37vXun+svXfvzrM76VeS/VVp9+7H3qubfP37rd/j+xHGGIMOHToyGkK6F6BDh47hoRNVh44xAJ2oOnSMAehE1aFjDEAnqg4dYwA6UXXoGAPQiapDxxiAId0L0KEjmfjzn/+MDz/8EOf... | [
"certain",
"unlikely",
"impossible",
"probable"
] | null | 3 |
math | algebra-2 | match-exponential-functions-and-graphs | true | false | Which graph matches this equation?
\[ y=3\left(\frac{1}{4}\right)^{x}-1 \] | null | null | [
"iVBORw0KGgoAAAANSUhEUgAAAVUAAAE1CAYAAABX+HN0AAAdYUlEQVR4nO3de3BUZZ7/8U93Lp2QhLRKOqijMeJIJoAEMwtB/ZHBGeTisjVgOQwsM8PNKRmgpmq1doVaB3d2Rpgp5I9d1jsqU67oKqxl0Ag4gjo7CUik8VYBVwgumJCANpfEdEjn/P5ou9NNLiTkdM45yftVRdF9+pzzfPv2ybk9T7sMwzDqWqT/bZLOhqRWQwCAHkp2SVlJ0neHSLmpkqsuaBh7z1hdFgA434ShUvJnTeE7V6ZKIzPCiQsA6JmzIelgo1TbIh1... | 3 |
math | kindergarten | one-less-with-pictures-up-to-10 | true | true | Count the hearts in this group. Which group has one less than the group you counted? | "iVBORw0KGgoAAAANSUhEUgAAAtgAAABeCAYAAAAZpWPpAAAHlklEQVR4nO3dwW8U5xkH4HcDeDd2YO2SGC51fXHCoagcHIEEEkhUKoIDiB4SceJPay9RekFwAIFUSyARKagcQHCg4QLmAm4Rdiju2gRtD5ZRRKDgeHbe2ZnnOYI93+vfZX+amf2+Vr/f7wcAAFCIj7IHAACAOlGwAQCgQAo2AAAUSMEGAIACKdgAAFAgBRsAAAqkYAMAQIEUbAAAKJCCDQAABVKwAQCgQAo2AAAUSMEGAIACKdgAAFAgBRsAAAqkYAMAQIEUbAAAKJC... | null | [
"iVBORw0KGgoAAAANSUhEUgAAA04AAAB2CAYAAAD/YcPcAAALKUlEQVR4nO3dz2+U950H8M/UP2ZiBwyb1LiHur6QcAgKB0eOFKQgUWlRUJUoPbTby1Z7am/7L+1llb1EYSOiIC1SIhEptByIyIGEPRByWIcmwsbg2gZr9jCZxiKQx8Yz388zM6/XxRIJ8/36/bXE5+1nnmcaEdEOAACgJ9rtdixvRfzvesTadsRD0/bAGW9EHBiLODoVcWSy82eNUJwAAKBnljfb8Ze72bugV5YORsxORoxnbwQAAIbJjfXO119MRrw43blywWB... | 1 |
math | grade-7 | identify-trends-with-scatter-plots | false | true | Does this scatter plot show a positive trend, a negative trend, or no trend? | "iVBORw0KGgoAAAANSUhEUgAAAtgAAAFhCAYAAABK/t0lAAAl4UlEQVR4nO3dfXCV5Z3/8U8CxDycxEDMc2KhISEw5WcgIYEwv3RxEUQSW+1SO61S7YjE7soWd9rF1XXYCk50VHZR09DOtoJx1x1TdqqpwvAgRBmSmBPpoJ4QqQRzgkkET8wj5IHz+4MfpwSSQMqVc5+cvF9/cd/X7fl+L/kjn1xc57oD3G63WwAAAACMCLS6AQAAAMCfELABAAAAgwjYAAAAgEEEbAAAAMAgAjYAAABgEAEbAAAAMIiADQAAABjkUwH77NmzOnv2rNV... | [
"negative trend",
"no trend",
"positive trend"
] | null | 1 |
math | kindergarten | one-more-and-one-less-with-pictures-up-to-10 | true | true | Count the squares in this group. Which group has one less than the group you counted? | "iVBORw0KGgoAAAANSUhEUgAAAtgAAABeCAYAAAAZpWPpAAACRUlEQVR4nO3awYkCQRRFUVuMwhTcGIAIBmAYxmAis5pkyxDc3KKwOSeAT/FWl6a3McY4AAAAiePqBwAAwJ4IbAAACAlsAAAICWwAAAgJbAAACAlsAAAICWwAAAgJbAAACAlsAAAInWYd3v5us07vxuvyPPw/3ulNu39n9zXsvobd15ixO/A7fMEGAICQwAYAgJDABgCAkMAGAICQwAYAgJDABgCAkMAGAICQwAYAgJDABgCAkMAGAICQwAYAgJDABgCAkMAGAICQwAY... | null | [
"iVBORw0KGgoAAAANSUhEUgAABAoAAAB2CAYAAABBC3GFAAAEO0lEQVR4nO3bMU5UURiG4f/KQKGijdForxY0djbGxAWwDNfgRqxchuzCHSj2YqRiYBKRybG48sWOCHNzYHye5nQnJ39x5ua9d4aqagUAAKxEa60OTqu+Lqrmy6ozT9vANTcbqrY3qp7ernq0VTWUUAAAACtz8LPVp6PepwC4nJf3qma9DwEAAOtkfzGuj7eqnt8Z39IBXGfzZdXnk6pvp1VfFlW3eh8IAADWydHZuIoEwE2xvTHeWVVVx0uhAAAAVmr5ZxUJgJv... | 2 |
math | grade-7 | rotational-symmetry-amount-of-rotation | false | true | This image has rotational symmetry. What is the smallest fraction of a full turn you need to rotate the image for it to look the same? | "iVBORw0KGgoAAAANSUhEUgAAAMgAAADICAYAAACtWK6eAAA/9ElEQVR4nO2deXhdVbm437X3PmPmJp2hFChlKLRNQpnaYkG5iFe9IlD8oTSNoCAOoBdU9IqFq6joVcQrilKSlNGCouJ8mbSlZWiTUGhRKFCgc5tmTs6w91q/P/Y5PdM+U5Imp+S8z3OeNuucvfe3h2+vtb71DVCkSJEiRYoUKVKkSJEiRYoUKVKkSJEiRYoUKVKkSJEiRYoUKVKkSJEiRYoUKVKkSJEiRYoUKVKkSJEi7xLEWAtQxKZpAVOEyVKAcJhffepl9oy1TEW... | [
"1\n13\n of a full turn",
"1\n12\n of a full turn",
"1\n14\n of a full turn",
"1\n11\n of a full turn"
] | null | 1 |
science | grade-8 | use-punnett-squares-to-calculate-ratios-of-offspring-types | false | true | In a group of American curl cats, some individuals have curled ears and others have straight ears. In this group, the gene for the ear type trait has two alleles. The allele for straight ears (e) is recessive to the allele for curled ears (E). This Punnett square shows a cross between two American curl cats. What is th... | "iVBORw0KGgoAAAANSUhEUgAAAvgAAAD6CAYAAADUdTPBAAAZJElEQVR4nO3de3BU5cHH8d9udnPZTSBkEyKRQAg2RVusQsDSVqhGGCi2HWkpVeutguMgtUO144z18o8yZeYtBW07jEPFS+0gpS3aUYZaQjUOYozEK4qJEAwJSciNJJtk7+8fwJqQNBc4sMuz38+MM5vlXB72kZkvD2fPsUUikYgAAAAAGMEe6wEAAAAAsA6BDwAAABiEwAcAAAAMQuADAAAABiHwAQAAAIMQ+AAAAIBBCHwAAADAIAQ+AAAAYBACHwAAADAIgQ8AAAA... | [
"4:0",
"0:4",
"2:2",
"3:1"
] | null | 2 |
math | grade-2 | cubes | true | false | Which shape is a cube? | null | null | [
"iVBORw0KGgoAAAANSUhEUgAAAK4AAACuCAYAAACvDDbuAAAWM0lEQVR4nO2dTXAU13bH//d2t2Y0GiFpJL4lATHIBa9gKLsq4IXDQ4k3uGwvbN4KyAaXUxWbV7y8bBKTDa7KInE9nu0sYuxFwLvYC+PAikDAC7AXLiRXmbIkPxAaJB5oRiM0n5rue7O40z0aaST00Z8z97fR0GpuH8399+1zT597LuGc80ezwEgOmDEAnUMi8R0qAVoVYFcE2NgEkEdFzr9/6rVZEsnyObAOUIdz4h+bm4DnW4SqJRK/MWMAP2eBiVlgKAfQp7r... | 1 |
science | grade-5 | identify-rocks-and-minerals | false | true | Chrysotile has the following properties:
fixed crystal structure
solid
naturally occurring
pure substance
not made by living things Is chrysotile a mineral? | "iVBORw0KGgoAAAANSUhEUgAAAMgAAADICAYAAACtWK6eAABuAklEQVR4nO39R7BkWZrfif3OOVe69qdDR6SszCxd3Y1qNDBmM5geEARoYySwgnEW4Cy44opmXHDJBbbYDFckN0OAC5JjpAHWM5iGZKOrgWl0ic6qylIpIkM/6frKI7g41/29iAyRmS+jIzLbv7Bn74X7dffr957vfOr//T9RlrVjLU8UIcS5nn+WOPf0y/+in/+yy7Puj7X2qc/LL/Jk1rKWr5qsFWQta3mKBC/6BL7scl4X5UW7QOd1Eb/s8qzvv7Yga1nLU2RtQc4... | [
"yes",
"no"
] | null | 0 |
math | pre-k | count-sides-and-corners | true | false | Which shape has 4 corners? | null | null | [
"iVBORw0KGgoAAAANSUhEUgAAAJoAAACaCAYAAABR/1EXAAAFmUlEQVR4nO3dTWtcZRyG8XuSNGJtdefLB9C4cKMgRZGiWboTV+5EEBEU/A4qCG4KiiKKuBE3ipsSUYgtRSNUWhfNojUJ1C7StKGUZNIJGSdzXBwPthrbzMyZ+3k51w8KTdPpPJlemXP+8/KkVRRFsdaVljtSe1fqFQJGNtWSDk9KDx+UHpiWWms7RXF6M/SykLMj90pTS53yg4empZl7ygqBUbV3pQs3pMtd6feONLHZKz9BZKjT4cmyKUna2pUmdm/6BFCnqqk... | 1 |
math | grade-2 | compare-vertices-edges-and-faces | true | false |
Which figure has more edges? | null | null | [
"iVBORw0KGgoAAAANSUhEUgAAAIAAAACACAYAAADDPmHLAAAWeklEQVR4nO2dfVzN5//Hn+d0I5JsMsK+Nen41nxF5mYjyc1XG5v7+xAVMhb5TbZ9yc13trGpfEdoKDaZuUkY5hsJbdpX0gglzjYSle6Uos7n98dZZ7FIdW4+p87z8ejRzTmf63qfx/Xqc13X+3pd10ciCIKQ+RCuFUNhOZQJGKjHGEvAwgjsm0ArU5BklgpCQoGuwzKgC3o2A+O0YuUv1qbQ0VypDgP1l8JyuFoEtx9CajFIC8qULxgav2FgYaRsa4D75SAtr/S... | 1 |
math | pre-k | fewer | true | false | Which group has fewer? | null | null | [
"iVBORw0KGgoAAAANSUhEUgAAAUQAAABeCAYAAABb0G2PAAAFw0lEQVR4nO3dv29TVxjG8ce+dhQoOEFqWhgSWKBKhq5IXfgLgI2JdqJbm42/olvSjTKxdkn4C+jQgRWpCNKB4gEqV6qTQBqSe3073GOUmFz/fM89N8n3s0AS6X3PcyM9dmLHrqRpmr7dk/7ckbYTKU4FAKdCrSKdj6SrZ6Uvp6TK2w9p+nQr9LEAIKzrDam2sZN9cGlK+uqzrC0B4DTYTqQX76U3e9LLHam6FWdfoAwBnDbno6z7JOldIlWTA18AgNOm2337qVQ... | 0 |
science | grade-5 | animal-adaptations-beaks-mouths-and-necks | true | true | Superb fairywrens eat insects and other small invertebrates. The shape of the superb fairywren's beak is adapted to catch insects. Which bird's beak is also adapted to catch insects? | "iVBORw0KGgoAAAANSUhEUgAAAvgAAAEKCAYAAABnkCFsAAEAAElEQVR4nOy9eZgdVbX+/1l7V53TmToDCWBIEAgEghBiREGGYBhkFPECyqQSEPBGJpFBuD+4X8ALMgjeC4iAIhFQBAURFWWSIcQQCJBLkHkeAmEImbvPqb3X74+1q5JOAulgBOWe93nyQPc5p2rvXXWq11r7fd8lqqpFURBjpIUWWmihhRZaaKGFFlr414RzjizLkGazqa3gvoUWWmihhRZaaKGFFv714ZzDtYL7FlpooYUWWmihhRZa+Gggxoj7sAfRQgsttNBCCy2... | null | [
"iVBORw0KGgoAAAANSUhEUgAAA88AAAEKCAYAAAAsMWftAAEAAElEQVR4nOy9eZwdVbX+/V171+kOBBIIg94wCAQCUQgxokQmDYMiIOoFVAaVQcCLTCLDhfvC/SkKMgheARFQZFQEBREVRUCGECEQhgsIMg8iGlAgEOg+p/Ze7x9r7zp1TneSDkTx6ll8+kP3Gap27dpVqWc9z3qWqKqWZUmMkV70ohe96EUvetGLXvSiF/83wzlHURSIyJs9lF704p8yXA8496IXvehFL3rRi170ohf/9yPGSFmWb/YwetGLf9pwPeDci170ohe... | 1 |
engineer | grade-7 | evaluate-tests-of-engineering-design-solutions | false | true | Which of the following could Ling's test show? Wind turbines use wind power to produce electricity. Ling was a materials engineer who designed wind turbines. She wanted to design a new turbine that would produce 10% more electricity than older wind turbines. She thought that a turbine made from lightweight material wou... | "iVBORw0KGgoAAAANSUhEUgAAAUwAAAESCAYAAACW6uzYAAEAAElEQVR4nOz9WZMlSZbfif2Oqtpy7/U19si9sjKrqqu6u3pBA72gAHCEBAkOZUgKOaQQT3zhEwQfgMs73vAZKDIP5AtnhKDMoInBAGgAw250Y6qru6trr8p9idW3u9iiqocPamZ3cfdwj4yMysjMOC4udhfbrpna0bP8z//IP/pH/0h5Ls/luTyXz5H803/6Tz+T4zqAf/JP/gmqSoyRGCOqOvz3YozBGIOIDK+dczhjcc4ABlVBDfgI80aZz2oWdYX3nnJUsDOaMCo... | [
"how much the new turbine would weigh",
"if the new turbine could turn easily",
"whether the new turbine could produce 10% more electricity"
] | null | 2 |
math | grade-3 | fractions-of-a-group-denominators-2-3-4-6-8 | false | true | What fraction of the shapes are circles? | "iVBORw0KGgoAAAANSUhEUgAAAtgAAABKCAYAAACB4iNkAAAKRklEQVR4nO3dS1Nb5x3H8Z9lSViyOAhwDtcU26lNkjE1ttsZMtMxZDJxFulMyKJr43fgdxDyDpxXELLsqnim2cSTVrAp06Y2CUwd222CG0DiJAghBIouHLowIhdD0OXoCInvZ4uQfs+z+s0z//OcEzs7OzsCAAAA4AhPrQMAAAAAjYSCDQAAADiIgg0AAAA4yFvrAAVTVlSSlMhmJUlhv1+SNGx21SwTAAAAUCrXC/bs2qruLj1VZCWqB2urWs9li/q/Fp9fV1rbNdL... | [
"1/3",
"3/8",
"5/8",
"1/4"
] | null | 3 |
math | pre-k | count-pictures-up-to-10 | false | true | How many seals are there? | "iVBORw0KGgoAAAANSUhEUgAAAvgAAAE0CAYAAABZ4EexAABRHklEQVR4nO3deZgcd2Hm8bequvruuU/NSJZsSZZ8yZKMseI4xg6EBQeTBB42eTa72QfCA8k+C1kC2d3wAFnz+MmGJEDIQYjBYcHB5kjA2JJYS9jIx8rYlmRLxrZmdFjX3Ed3V3dXVde1f/RMz/R0z92/7p6e9/M8eh5Nn1War8u/uiXP8zwQEREREVFdkKs9AUREREREVD4c4BMRERER1REO8ImIiIiI6ggH+EREREREdYQDfCIiIiKiOsIBPhERERFRHfFVewKokHV... | [
"3",
"10",
"1",
"9"
] | null | 3 |
science | grade-2 | identify-animals-with-and-without-backbones | true | false | Select the animal that has a backbone. Hint: Mammals, birds, fish, reptiles, and amphibians all have backbones. | null | null | [
"iVBORw0KGgoAAAANSUhEUgAAAK8AAADMCAYAAAAF8vOBAAEAAElEQVR4nOz9d5CtWVreif6W+fz26TOPr3NOnfJVXd3VtrrppmmMMBIMqBmBEEISGgY0jAziCiGkkWF0kQEhAcIIYSU8TWO66ca0q67qqi7vjnfpzfb782ut+8cuzUTolm5UwD9zI1gRJ/LEjsw83z755Lte8zzPK54cOXdnAk3Fn50/O/+PPBMDF2ewU0JXw7s689flnwH3z87/009TwZ3J/O9T83+/Lv8MuH92/v/h/DecVu7/fk2/3ic+fKGHVBY/VlS5IWy... | 0 |
science | grade-2 | compare-properties-of-materials | true | false | Which is softer? | null | null | [
"iVBORw0KGgoAAAANSUhEUgAAAKUAAADCCAYAAAAo2gI4AAAnVElEQVR4nO2cebQdVZ3vP7umM98xc3ITyHiTEBJICIRBgRC04/wSWh66GhXtp09daP9Bd6sNrNWu10vRfrynSDu0yNMGUbqlEVFBRFoQyGACQkJIIAlJSEJyp9wz1rTfH7uq7rnJzXADIaXuz8pNnVPnVJ06e3/rt3/79/vtI9YOSDmnACUTjeZNZTCALRXY60K7BRe3qf2GFqTmdFEyYU5BPS4HQ/sNLUjN6STWnyeH9hmn51I0mqOjRalJHVqUmtShRalJHVq... | 1 |
math | pre-k | select-solid-shapes | true | false | Which shape is a cube? | null | null | [
"iVBORw0KGgoAAAANSUhEUgAAAK4AAACuCAYAAACvDDbuAAAPLklEQVR4nO2dy29c1R3Hv+c+PX7FsRM/IahIEIpQhVokxAK6aLugD6ldVZXYVe0f0H23XbLrCrFmWaktsGlVqSxaUkRI4iTgACEEHDvEcbDn3pk793G6OPfceXtedzxzz/l9pCjO2FaOPZ85c87v/H6/wzjnfK8GfOoDxzEQcRDE1GExYMEEnpoF1hyA7QWcXzqa9LAIon9eXASsW774x4YDXJwTVhPEtHEcA594wL0asOMDxlEkPkHSEtPMgikcBYByDBhxwyc... | 2 |
science | grade-5 | use-scientific-names-to-classify-organisms | true | true | This organism is a salt marsh snake. Its scientific name is Nerodia clarkii. Select the organism in the same genus as the salt marsh snake. | "iVBORw0KGgoAAAANSUhEUgAAAvgAAADMCAYAAAAGVtdxAAEAAElEQVR4nOy9d7hmV1n3/1llt6eeNpOp6QVCSJBiBF4CMZTQBCQCIWgEIigBERQC+rNElCKIIoTeBQUD+lKul5euElpCCJlJBEJC6mTKmdOetstqvz/2mfNmkkllKMb9ua5zXeec53n22mvttfdzr3t97/sWIYRgrcV7T0NDQ0NDQ0NDQ0PDzw4pJVrrg3vMxrhvaGhoaGhoaGho+Pngvcdae1CPKRvjvqGhoaGhoaGhoeHnx8G2x+VBPVpDQ0NDQ0NDQ0NDw8+VxsB... | null | [
"iVBORw0KGgoAAAANSUhEUgAAA6IAAADMCAYAAABp7h4wAAEAAElEQVR4nOy9d5hlRZn4/6mqk27s3NPdkyPDBKIwZEGCiIioGDCLcY3rrorufldF17Br2MCioi6yrq6Y17AqWTLMMMBkJueezt03n1RVvz8u9IqgjDqG9Xc/z9PPc9OpOlXnPdXnrTcJa61N0xRjDC1atGjRokWLFi1atPjDIaXEcZwj2qYQ4oi216LF7wPZUkJbtGjRokWLFi1atPjjYIwhTdM/9mm0aPEHx2kpoS1atGjRokWLFi1a/PE40s/ja0qWo3JQUEe... | 2 |
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