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 | grade-2 | compare-sides-and-vertices | true | false | Which shape has fewer vertices? | null | null | [
"iVBORw0KGgoAAAANSUhEUgAAALgAAAC4CAYAAABQMybHAAAJMUlEQVR4nO3dz28U9xnH8c/s7uyu7bVxyo/UjVXcmIBwSKlKIE2dCJUKUtmpGqlVoraX9pJLTjlEaqVW5d/preqtOfTUSlGwhdsSKgeiYK/BdgAv2IvtnZ3ZyWE94LQQG9iZ7/M8+3lJEUqsROv4rS9f5jszjxfHcbwUAFfXgbUICGMQqVXwgP488EIv8GwR8JYacfzxquuPRdR5rwwAhSvr7b8ZKgJH+tr1E2m1FgGz94DFAPh0Hcithu0vMG6yoD/fbhkA6hG... | 0 |
math | grade-2 | identify-shapes-traced-from-solids | false | true | Can you make a rectangle by tracing this shape? | "iVBORw0KGgoAAAANSUhEUgAAAtgAAADqCAYAAACY/jKKAAAwbElEQVR4nO3da2xcZ37f8d9zrnPnRSR1IbleyZZ3s7Z8lSXZa3uzXl+22bTou203BVqgKBqgGxQIiqBA+67Ji75ogQRo0TRB2yy2SPsiKZIN0Oa2bZF0La335l1b8k2mJN7vFGc4c855nnOevjhDckTxzpk5Z2Z+HyBAlrTFI5oUv/Po/zyP0FprEBERERFRUxhJPwARERERUTdhYBMRERERNREDm4iIiIioiRjYRERERERNxMAmIiIiImoiBjYRERERURMxsImIiIi... | [
"no",
"yes"
] | null | 1 |
math | calculus | find-inverse-functions-and-relations | false | true | The graph below shows a function. Is its inverse also a function? | "iVBORw0KGgoAAAANSUhEUgAAAtgAAAH8CAYAAADrBti4AAB2bElEQVR4nO3de3hU5b3+//eccgYSQgwxkiAiKBhQFBQEwUI9tipYi9ZqsSDgud39tj+3PXdb271bu3etUmurIlWpWvGEBoqKgEEFIgQIChgxJECO5DCTzHnm98c0SBQkkfUwGXK/rsurnWHWnU/WmlnzmSfPPMsWjUajiIiIiIiIJezxLkBERERE5HiiBltERERExEJqsEVERERELKQGW0QOuOCCC3jxxRcP3H755Zc5/fTTiUQi8StKREQkwajBFpEDRo0aRXl5+YH... | [
"yes",
"no"
] | null | 0 |
math | grade-7 | rational-numbers-find-the-sign | false | true | The number line shows an unknown number, r. Is r positive or negative? | "iVBORw0KGgoAAAANSUhEUgAAAlwAAAApCAYAAADgbPfrAAAFo0lEQVR4nO3dX2hTVwDH8d9tl6RNW/sHWqxba8cQpDic2KatK6ywPQhFWFTYfBGfhIqwPQwc29MYCO5ZHwRfJlh8Sh8EJ2OC8Q80aWstBsvYmKEytXWCXRuTJk2zh5rMrNaka29ubvx+nprLpfzChfDLOSfnGKlUKiXAxgYHB2UYhg4dOmR1FBQIzxyA3bxldQBgvR48eGB1BBQYzxyA3eRduBKJhMbGxhQIBNTU1MQ3S6AETYXjGg3Ma+ZxQrPPkmptc6q1zaWOrmq... | [
"negative",
"positive"
] | null | 1 |
science | grade-7 | use-scientific-names-to-classify-organisms | true | true | This organism is a Steller's sea eagle. Its scientific name is Haliaeetus pelagicus. Select the organism in the same species as the Steller's sea eagle. | "iVBORw0KGgoAAAANSUhEUgAAAvgAAADMCAYAAAAGVtdxAAEAAElEQVR4nOydd5hdVdm377XW3qdNn8lk0hNSSOg1iFTpVZooTURQRBBBUFDxFaQpiiIYmjTxRRBEQQRRekcICZACgUAKCemZPnPK3nut9f2x9jkzAwECjPLKt+/rOlcyM2e3tfeZedazfs/vEdZaG0URxhgSEhISEhISEhISEv47kVLieR4iDEObBPcJCQkJCQkJCQkJ//1IKZFJcJ+QkJCQkJCQkJDw6cAYg/ykTyIhISEhISEhISEhYfBIAvyEhISEhISEhISETxF... | null | [
"iVBORw0KGgoAAAANSUhEUgAAA6IAAADMCAYAAABp7h4wAAEAAElEQVR4nOydebwcVZn+v+ecqu6++82+h6yEfQcRBIZNFhFFUTYFwQVBRgYUZXQGf7iMKIogAiqguIA4qKioDCAii4jsSdghCSQkIXtyt+6uqnPO749zqrr63psQIIMzTj2fT5N7+9Z6qrqp5zzP+7zCWmuTJMEYQ4ECBQoUKFCgQIECBf53QkpJEAQIIf7eh1KgwKtCFiS0QIECBQoUKFCgQIH//TDGkCTJ3/swChTYLAQFCS1QoECBAgUKFChQ4B8Dxhge2mC... | 0 |
science | grade-3 | identify-minerals-using-properties | true | false | Select the one substance that is not a mineral. | null | null | [
"iVBORw0KGgoAAAANSUhEUgAAANcAAAEGCAYAAAD2aACLAACLUElEQVR4nOz9ebh1WVXfi39ms9bazWnerqooiqJVKCA/pRNQDFzharxeQa/3ImBzUcFo0NCIIJF4IQElBk18bEiUPGiQCF5JFFRMgj6JiiBQSNEJVBVUC9W/7Tlnn73XmnP8/hhzrrX2Pvu871tV74GCu0c9b+191l7NXGvNMccY39GZD58SecQY1h0rWtGK7gGdCfDZbbhlBoc9fPMh3W5XjLWiFd07WnfwiLF+3wrddrtirBWt6N5T5qNaum32yzOUFa3oq59... | 0 |
math | grade-2 | greatest-and-least-word-problems-up-to-100 | false | true | Some friends went bowling and kept track of their scores. Who had the lowest score? | "iVBORw0KGgoAAAANSUhEUgAAAQMAAAC9CAYAAAC3Zhh6AAAydUlEQVR4nO3dd1QUVxvA4d8uRemoqKAixYYNECvBglGjxoLYa4w1RmNNYmLsiSbGFltQYzSYfMYeS4qiUdFgF8EWsYKgIoqhLkjb/f5YGVmpSwfvc86eA7NT7uzOvHPnzt37ytZPcVQhCMIbTxeg9/AZJV0OQRBK0MH/rURe0oUQBKF0EMFAEARABANBEF4ql8EgRqlHmyddeCfCnRilXkkXRxDKhDIXDA4nWrEytkGOJ/nZJAvCUg25kWLGjP+aFWPpBKHsKlPBYH5... | [
"Derek",
"Brenda",
"Martin",
"Lamar"
] | null | 3 |
math | pre-k | count-scattered-shapes-up-to-10 | false | true | How many rectangles are there? | "iVBORw0KGgoAAAANSUhEUgAAAvgAAAErCAYAAACrYPf/AAAG2klEQVR4nO3YwY3VMBhGUQ96i9BO3H8JSTuEVahgJEDDs3I5pwF/kjdX/8d93/cAAAASvq0eAAAAfB2BDwAAIQIfAABCBD4AAIQIfAAACBH4AAAQIvABACBE4AMAQIjABwCAEIEPAAAhAh8AAEIEPgAAhAh8AAAIEfgAABDyWj0A4E8cxzXO81o94xH2fRtzbqtn/LXj+DHO8+fqGY8w5zb2/bl/DXwtF3wAAAgR+AAAECLwAQAgROADAECIwAcAgBCBDwAAIQIfAAB... | [
"6",
"7",
"8",
"10"
] | null | 0 |
math | grade-8 | apply-addition-and-subtraction-rules | false | true | The number line shows two unknown numbers, s and t. Is t–s positive or negative? | "iVBORw0KGgoAAAANSUhEUgAAAtgAAAApCAYAAAAPgl6QAAAIUUlEQVR4nO3df2iU9wHH8c9zSS4xyTWJIZm6+mOsVAmZQY35IVodBVtwqUSkq7Q4V1upInODqYOWMpgIsk2G06FT/5i0qW23SKeTOcYkOtbcxRjPBVNHbRIFu+piGi8/75J79sflrsn8PS/3vR/vFyS558n98YHnLvk83/s+38eybdsWkMDq6upkWZbWrFljOgpihGOeejjmABJJuukAwOO6du2a6QiIMY556uGYA0gkD12wA4GAmpub5Xa7VVxczCgCEG2DPsnzrtT... | [
"positive",
"negative"
] | null | 0 |
science | grade-5 | identify-mammals-birds-fish-reptiles-and-amphibians | true | false | Select the bird. | null | null | [
"iVBORw0KGgoAAAANSUhEUgAAAK8AAADMCAYAAAAF8vOBAAEAAElEQVR4nOz9abBs2XXfif323mfOOW/eeXrvvrnq1TwAhXkmAAIkRVEiKYlUi2pLZCsUVne7ZSvaUrTdttS2bEtuW7YVIZEyNbTEpsQZJEGAGAoooADU8KrqzdOdp5ynM5+9/SEfqe4I2IFQfWlHcH+5N0/kjTh583fWWfu//msd8d2hMZdKUFH8yfqT9T/JNS7g9hSOUmhY8IH67Lj8E3D/ZP1PfVUUXCrNfp8U//64/BNw/2T9/8P6I04z8++PWd/vjX/jv1h... | 2 |
math | grade-3 | reading-schedules | false | true | Look at the following schedule: When does the obstacle course end? | "iVBORw0KGgoAAAANSUhEUgAAASwAAAEtCAYAAACyIV3QAACIvUlEQVR4nO2deVyN6fvHP6d9L60SRSkkS8kSKhUS2aUII2Zsg4xlyMSMff3aMpYhQwaR7Ms00kKWSZG9QhshW5ZK+/X7o995pqdzTp0WSzP3+/U6r1fPvV7Pdc65zr083R+B/wILAoPBYNQD5ADAy8v3S9vBYDAYlRIcvBEyX9oIBoPBkBYWsBgMRr2BBSwGg1FvYAGLwWDUG1jAYjAY9QYWsBgMRr2BBaxPSHTUbTg7zcfixcHVqhcX9wDt201D+3bTkJX1ttKyv+8... | [
"1:40 P.M.",
"11:15 A.M.",
"2:15 P.M.",
"1:30 P.M."
] | null | 0 |
math | grade-1 | open-and-closed-shapes | false | true | Is this shape open or closed? | "iVBORw0KGgoAAAANSUhEUgAAAQkAAABkCAYAAACVdcVUAAAKzklEQVR4nO3dT0hb6R7G8e9c7kKFE8HOLsmyFhJBl54sK6gw7c6kS8uo0O4mcXlhjAN3aXQ3hSRlXHrirh3Qgi5zXCp4hGaW53R3M5AIsTvvIiato7XaHvP3+awklvjrgTz5ve953/f8cH5+fo6IyBf8q90FiEhnU0iIyI0UEiJyo3+3u4DbKLsupQObsutRq1bwHAeAWqWKd+Jc+rehSJSh4UD952iUocAwD8IhRidNHoTDLa9dpNv90IkTl65zzF/2Ae/tIp7jUPY... | [
"open",
"closed"
] | null | 0 |
math | grade-3 | match-fractions-to-models-halves-thirds-and-fourths | true | false | Look at the colored part of each shape. Which shape shows one-fourth? | null | null | [
"iVBORw0KGgoAAAANSUhEUgAAAHwAAAB8CAYAAACrHtS+AAAazUlEQVR4nO2dd3xUZbrHv2fSJsmkQ0ISILSAkFBC7+CCkIC4ihR39+6uwkVXd+WuZXevcF2BXUXvLgjiFV2VoixdKYoUKRIgoUkIJCQkAdJIZVInbZLMuX+cmSENksycKUi+fj6SOTPnfZ+Z33nL85bnFURRFPO0kFYJ5fVQJ9LBTwhHATwcINQNApxByKsRxfNltjarA2swyhMcUyulF4HO0M9deho6+OlQXg/XKyBXCymVoCirk97oEPuniYeDpC2Aph4U9Q3... | 2 |
engineer | grade-8 | identify-laboratory-tools | true | false | Select the funnel. | null | null | [
"iVBORw0KGgoAAAANSUhEUgAAAPoAAAD6CAYAAACI7Fo9AAAoKklEQVR4nO3de3hcd3kn8Pd9f+ecOaORZNmJHdsJvoQEEtgQEihLW1IuDZSUSxIg7j7bbvdxgi3JhgDZsvu0hSIaoBeWtEuhIckD9Nm2WxoK5dKWbhfCliblspALpnEcW7ZlW/frSHM5l9/vffePkYzGVhLHkXSko/fzjz3naOZ8H8189TvXOQBKKaWUUkoppZRSSqllgVkHUM0++clPFoiolYjWiee1A0ALArSgg3WI7DHiOp/8kMG1ElGAgu2IiMwcImIRAAA... | 0 |
math | kindergarten | identify-halves-thirds-fourths | true | false |
Which figure shows thirds? | null | null | [
"iVBORw0KGgoAAAANSUhEUgAAAIIAAAB8CAYAAAClm2iUAAAuEUlEQVR4nO29eYxl2X3f9znn3PXt9WrrWnqb7umZ7lnJGZIiRVISBVOyLCqy5NiSFShOCBgOkAABjCABggRxEhix4QABLBhKAimKI9t/SIwsUTIkgo443DSkOMMhZzic7ume7q6u7tqXt9/tnJM/7qu9qru27p4R6ws0Zuq9d889997vPee3/4S11s4mcL0LLQ2Z5QQ/AnAElBU8WYBRD8RsbO23m497Wid4nPhYBZx3u/kfYx48VcxZcoK/+mhpuNqBmQSudUE... | 1 |
science | grade-8 | identify-ecosystems | true | false | Select the hot desert ecosystem. This ecosystem has:
warm summers and warm winters
a rainy season and a dry season
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:
long, cold winters and short, cool summers
many evergreen tree... | null | null | [
"iVBORw0KGgoAAAANSUhEUgAAAp8AAACtCAYAAAD2xRSHAAEAAElEQVR4nOz9efgsZ1nnj7+epZbeP9tZc7ISEgmbGHFcUEBBRnRcQEEuBBlUdBhHRgUHl0tHnREchhkvkEEcJCLoiBco+FNmXBAwCAYChBBA1uQkZ//svdX6PM/vj6equvtzThJQEb+m37n69Keru6qeeqo6/a73fd/vW3xg37nrO9BTLLHEEkssscQSSyyxxBcFIwOfnIAYls4tiecSSyyxxBJLLLHEEl9sjAwI55z7Ug9kiSWWWGKJJZZYYokHBvT8iw9+bg8... | 2 |
math | grade-5 | nets-of-three-dimensional-figures | true | true | Which figure will this net make? | "iVBORw0KGgoAAAANSUhEUgAAAMQAAADNCAYAAADnqd+jAAASZElEQVR4nO3dfVCTZ7oG8IvwJZEKFUuQdpTiqCgqjS3pqqDuQumqVROPHWxLq0N1VujMsXMYWZ3aqm336KBujz2z6o4fU7u0lTkq5bW1DA5Y0FaNtqRqROpHQ10hVKDBjyABkvMHQ3yRAAkkJJLr96fPmyf3OFzzfuR+n8fHYrFYQEQAAIm7CyDyJH7uLmCg+fj4uLuER4Y3Xjx41RmCYXCMN/5/ed0ZAgDm/vOUu0vweEf/Ms3dJbiFV50hiHrDQBCJMBBEIgwEkQg... | null | [
"iVBORw0KGgoAAAANSUhEUgAAAUAAAADNCAYAAADJyakYAAAnRklEQVR4nO3deViU9frH8fewCi6gILgdIVeSFNFEUUlSo0zLweyo5QmOWm4nJU3NyoDSNJXCFjVXLCs5acho5c9CxCUVF0gjRRPBDVBAFgFZ5/cHxykTlWUWYO7XdXVxyTM8z00zfvw+y/f+KtRqtRohBAAKhcLQJQg9MjF0AUIIYShmhi5A3+Rf+KqTkwPR0BnVCFDCr3rk/5do6IxuBAjw9OeHDF1CnffDZE9DlyCEzhnVCFAIIf5KAlAIYbQkAIUQRksCUAh... | 1 |
math | kindergarten | count-to-100 | false | true | How many dots are there? | "iVBORw0KGgoAAAANSUhEUgAAAVQAAAFUCAYAAAB7ksS1AAAgsklEQVR4nO3dsVPjVv/v8c9PZiNFdhbvLGO8mCAKmq2Teuuw3fLrw98W+hu6kJqa/jYUMWMl2ANjuGNOZEB6buGfvCwWRjJnc31u3u/SY0uvYTLfZ59j65z/+s9//vMfERHRi/P+XwOIiP5/iYFKRGQpBioRkaVWFvnQ5clQN2dGV//7/3zxevP9a9WjUG9/eGMFhwMHDhwuOf6r7JdS9ybVn7+fq/tr/MXr/qtAkjS+S754PdrraOOntlbCWmUUDhw4cLjoKDVQ+8c... | [
"96",
"98",
"87"
] | null | 0 |
science | grade-5 | identify-earths-land-features-using-satellite-images | true | false | An island is a piece of land that is fully surrounded by water. Select the island. | null | null | [
"iVBORw0KGgoAAAANSUhEUgAAAOEAAAC0CAYAAABi8Es+AAEAAElEQVR4nEz92a98WZbfh33W2sM5EXGH35CVmTV0N7ubpDi1SImwBsOyBfnRMAwY9osf/bfZsOEXA/aDLMAQbAgSbNGSbIpik+qB3V1dVTn9hjtExDl7WMsPK7Kkt6zMrPzdG3HO3mt9R9Ev/ueOg4hjsyOe0LyAGLMNJBVyVR7WQkHpLmh2jssdWRJmG4Lyw8sL58sr7k6tCSSx7xO3AQ4qAmkBXanFUEmUIjze33F3PPCTh3vul8L5ekXFue47Txsgyuwbv/r... | 0 |
math | grade-8 | perimeter-and-area-changes-in-scale | false | true | Look at this square: If the side lengths are doubled, then which of the following statements about its perimeter will be true? | "iVBORw0KGgoAAAANSUhEUgAAABcAAAAOCAYAAADE84fzAAABI0lEQVR4nM2TsaqCYBTHf4WQILQkKA7h1hu0+ABNDg1NQUuLL1C+gU49QUtLPoNBm+KSIDS29wYN5tC5w4XQ4XIvyoV+cKZzvv/3fT84PRER/ol+m0OqqnI+n38fFBHxfV+ARs1mM+nK++Xr9RoReVccx20+1aCVFtM0yfMcAF3X2e12TKdThsMhi8WC5/PZDD8cDiiKgmVZbLdbXq/Xny/L85zj8cjtduN6vRJF0Xej7qgsS0nTVMbjsYRh+KNLwzDkcrmIiMhoNJK... | [
"The ratio of the new perimeter to the old perimeter will be 1:2.",
"The ratio of the new perimeter to the old perimeter will be 2:1.",
"The ratio of the new perimeter to the old perimeter will be 3:1.",
"The ratio of the new perimeter to the old perimeter will be 4:1."
] | null | 1 |
math | algebra-2 | domain-and-range-of-absolute-value-functions-graphs | false | true | What are the domain and range of this function? | "iVBORw0KGgoAAAANSUhEUgAAAtgAAAH8CAYAAADrBti4AABvo0lEQVR4nO3da3QU550u+qf6ou7WXUggCWEJAwZHWMJgYwwGGwfH9tiOE0iycbJz8RzPzjg7t521TvbKmZNkMjlenqzJJLOSbWeyvXd2Yq+TfTJxgj0xWBAcsCHCBiODQDIGWYDuaqml7lZfqququ+p8kEuRQIJuqV71Rc/vi62m69+v6u2u/lfp7aclwzAMEBERERGRJWzpHgARERERUS5hg01EREREZCE22EREREREFmKDTURT1NTU4NixYxM/X7p0CYsXL0ZXV1c... | [
"domain: $\\{x \\mid x \\geq 8\\}$, range: $\\{y \\mid y \\geq 1\\}$",
"domain: $\\{x \\mid x \\geq 8\\}$, range: $\\{y \\mid y \\leq 8\\}$",
"domain: all real numbers, range: $\\{y \\mid y \\leq 8\\}$",
"domain: all real numbers, range: $\\{y \\mid y \\geq 1\\}$"
] | null | 2 |
math | grade-4 | angles-of-90-180-270-and-360-degrees | false | true | What fraction of a turn is this angle? | "iVBORw0KGgoAAAANSUhEUgAAAtgAAACFCAYAAABhXI8FAAAKZklEQVR4nO3dX2yV933H8c856xSDPf4kSqCAwdiAoEsaT1rSrYtasjRLpKlNmk2blLaCm920WttFarnoNmVdp42blU1qpu0KLtK7NGluuqbtSqRlG6naOmknpxAT8x+TJXGYDc60nbMLsAkB28f28xgOz+slIeHD4Xl+l289+vr71JrNZjMAAEAh6lf78Pjp4UU+BgAA3BiuGtiffmx7zo6NLvJRAACg/V0R2MdPD+fkyJF84at/eC3OAwAAbe2KwP7+C99Okrzw4+d... | [
"1/4",
"1/2",
"1 full turn",
"3/4"
] | null | 1 |
math | grade-4 | identify-faces-of-three-dimensional-figures | false | true | Does this shape have a triangle as a face? | "iVBORw0KGgoAAAANSUhEUgAAAtgAAAB7CAYAAABOxPdsAAAgzklEQVR4nO3deZBdZ3nn8e/7nnN77769yJJlS7bULWHMYoPxIhNsBwOyYUKKCVSGDAOhhm0YAgPBrAa84DAEyIQqJplimKmpFFUZBmxibAxhMxAHzJYYDNjCUmux1JJ6U7fUy13OOe87f5zby9Xa6r637+3u36fKJd1z1ee811jF028/7+8x3nuPiIiIiIhUhK31AkREREREVhMV2CIiIiIiFaQCW0RERESkglRgi4iIiIhUkApsEREREZEKUoEtIiIiIlJBKrBFRER... | [
"yes",
"no"
] | null | 0 |
math | grade-3 | identify-rhombuses | false | true | Is this quadrilateral a rhombus? | "iVBORw0KGgoAAAANSUhEUgAAAtgAAAEPCAYAAAB4ALMPAAApGElEQVR4nO3da3SUBZ7n8V8qVUUlhKSSImAUCKE7oig29oGhp7XlCN2NV0RF5BZIo3afcXfHke3x7JzDvOqj7u5Ze2bOzlmnvWAgCXIVGu0WpGMGWgGlF1BBZVAa0txzqaSoJEWlLvtC93lSIQm5VPLU5ft5xb9STz1/NC9+efjleTKi0WhUAAAAAOLCZvUCAAAAQCohYAMAAABxRMAGAAAA4oiADQAAAMQRARsAAACIIwI2AAAAEEcEbAAAACCOCNgYsH+v8Wntqw2... | [
"yes",
"no"
] | null | 1 |
math | grade-4 | measure-angles-with-a-protractor | false | true | Is this angle acute, right, or obtuse? | "iVBORw0KGgoAAAANSUhEUgAAAtgAAAEVCAYAAADaTZLyAADfMklEQVR4nOy9d3hcd3qefU9DGfTeO4gOEiAae2+SqN63y93x2sl+Tr4UJ+sknx07ib2ucXbtLdrVrqRVoQpFSuwkwA6iEL33XgaDwfR2vj8OcEiIRQAJFlG/+7p4kYM5M+d3wCnPec/zPq9KkiQJgUAgEAgEAoFAsCKoH/QCBAKBQCAQCASCRwkhsAUCgUAgEAgEghVECGyBQCAQCAQCgWAFEQJbIBAIBAKBQCBYQYTAFggEAoFAIBAIVhAhsAUCgUAgEAgEghVECGy... | [
"obtuse",
"right",
"acute"
] | null | 2 |
math | grade-1 | names-and-values-of-all-coins | false | true | Which coin is this? | "iVBORw0KGgoAAAANSUhEUgAAAJAAAACQCAYAAADnRuK4AABP7klEQVR4nO29W1BUd9o3+svUiE239AfNdJcN4RA1NLGLw65IKe5GrQqCJjNkh2gOVCh8L0ZGxhprNBexhL0vwDIXSoq3HJx2LkaKfGZmzJAvzCQKYpUIO2q1qbeBgtCOEOgW2qJDNxvopm0v2BeL5+G/Ft2cPMTM9z5VljT0YfVav/Ucfs/phdnZWfy3/LesVn72Yx/Ajy2hUGA2FArM0s/f/L83Zul39v+6M2v/rzv8eHhoQPZc+vl/Z3nh310DKS/yHdsd9Pb24v3... | [
"dollar coin",
"nickel",
"quarter",
"dime"
] | null | 3 |
science | grade-5 | animal-adaptations-skins-and-body-coverings | true | true | Blue poison dart frogs have poisonous glands in their brightly colored skin. The bright colors serve as a warning sign that the animal is poisonous. The blue poison dart frog's skin is adapted to ward off predators. Which animal's skin is better adapted as a warning sign to ward off predators? | "iVBORw0KGgoAAAANSUhEUgAAAvgAAAEKCAYAAABnkCFsAAEAAElEQVR4nOy9d7xlVXnw/11t733qbdMLDDMw0qSJwhuwYgFUFIKVJApGffVVDAgB9KfEYIwVomRExKiImBh8VaKSF2KwgIhIjYD0On1uP22XVX5/7JnrDMzAgBc15nw/n/u599yzz9prr72edZ79rKeIEEKw1uK9p0+fPn369OnTp0+fPv89kVKitUYURRH6yn2fPn369OnTp0+fPv/9kVIi+8p9nz59+vTp06dPnz5/HHjvkb/vTvTp06dPnz59+vTp02f26Cv4ffr... | null | [
"iVBORw0KGgoAAAANSUhEUgAAA88AAAEKCAYAAAAsMWftAAEAAElEQVR4nOz9d7RtWV3nDX/mnCuvnU5ON9+qWzkTpUSS5K5W3sKELQIDbGnE0L4CPR5F29w2MBSRl8ZGEPCRhgGUKDaIqEAVRUHlXHVzOPnsvPeKc873j33voSJcoLCe9tmfMc44Z++99lxzrTV/68zvmr8grLW2LEuMMYwZM2bMmDFjxowZM+b/TKSUOI6DEOLJ7sqYMf8mkWPhPGbMmDFjxowZM2bM//kYYyjL8snuxpgx/2aRY+E8ZsyYMWPGjBkzZsy/DcZ... | 1 |
math | grade-3 | identify-multiplication-expressions-for-arrays | false | true | Which expression describes this array? | "iVBORw0KGgoAAAANSUhEUgAAAtgAAACeCAYAAAAITX1dAAAVWklEQVR4nO3dz3Md1ZnG8ed0XyFdWdyLwFFkW5aIqkhKRUoTyVNWshq8ARbzYxEvgEpRFYYpwiL/zEzVUMx4mCo2sICpmmQWMBu8I4skbMIGFrGNZVwOGIzB2Jb69ixuqeKxpUju93T3Oae/nyXI955+/Pr0qz7dfVxZlqUAAAAAeJG1PQAAAAAgJTTYAAAAgEc02AAAAIBHNNgAAACARzTYAAAAgEc02AAAAIBHUTbYv7vGmwUtyM+G/GzIr7rNm6U2b5JfVdQegKb... | [
"2×8",
"2×6",
"8×6"
] | null | 1 |
science | grade-2 | identify-plants-and-animals | true | false | Select the plant. | null | null | [
"iVBORw0KGgoAAAANSUhEUgAAAK8AAADeCAYAAABL7FARAAEAAElEQVR4nOz9Z5RlV3X3C//W2unkUKdyruqcW2pJrW7lCBJZgEQSyRhjMH7A4QEHgjEYbDAm2vBgMkICIQmQUM6t0OqcQ3V15Vwn5x3X+6Hwfe4Yr+47uFdf7juG55eqscc+dUat8dtzzzXnf84l9peUWheFuMZ/23/b/yut4sPZGsw7kNbh8tTKdfnf4P63/b/d4hqsi678XvX/93X53+D+t/3/g/0Xp67639f0l7vxoz8TbE8JtnUr1g5dwL374Vj5MB1p8DR... | 0 |
math | calculus | identify-functions | false | true | Look at this graph: Is this relation a function? | "iVBORw0KGgoAAAANSUhEUgAAAQ4AAAETCAYAAADH+ejgAAAflElEQVR4nO3da2xb52EG4Je6kSItS3ZKykXaSsSSWpNkWIatG4IZYoB1VSy1cLaYRYD8sNYACSL/GFIs/rE5md0EcZEMBaq0KYZaaRtslZB1HkzDQQ2UaRBAohzPLCwacreVdLMgFtXapOxDirpxPxgefkeSJfF6LnwfoKgkU0dfxKP3fPfPlEwmkyAiykKF2gUgIv1hcBBR1hgcRJQ1BgcRZY3BQRtaWFjAwsKC2sUgjWJw0Ib8fj/8fr/axSCNYnDQhiYmJjA5Ofn... | [
"no",
"yes"
] | null | 0 |
math | grade-4 | identify-faces-of-three-dimensional-figures | false | true | Does this shape have a triangle as a face? | "iVBORw0KGgoAAAANSUhEUgAAAtgAAAEZCAYAAACtj1KJAAA4IklEQVR4nO3daXTb933n+/cfAAmAIAnum0itlqh4kexKtqUkkmPHtZukkTtJ7PbWcXLaSdrMnZO50077pOc2OU3v5PaeZppOe89MMrk9M3XqTlLLzUSO08Z2vUhOtESSQ8mLKFnURpEEd5DYieU+AAGTkixzAfDD8nk9ksEFH6tW+tGP3//3Z6VSqRQiIiIiIpITNtMBRERERETKiQq2iIiIiEgOqWCLiIiIiOSQCraIiIiISA6pYIuIiIiI5JAKtoiIiIhIDqlgi4i... | [
"yes",
"no"
] | null | 1 |
math | kindergarten | subtraction-sentences-up-to-10-which-model-matches | true | false |
Which picture shows 4 − 2 = 2? | null | null | [
"iVBORw0KGgoAAAANSUhEUgAAAOAAAABKCAYAAACiqlhpAAAQ7ElEQVR4nO2deZAc1X3HP91zz87OHlrtrrSSVgc6uCSkAKtFCqQAH4AJlAVOVUCyqFDEocBF2ZByElcA5yBVxoGKUxXHFQchQWwnYIKNkAEDAQu0kkBCoEXS6lqtVmj2nPvqnu7OH7M7Ozs7M3vN7GhH71OlUnW/7tfvK31/0+/q9yTDMAyPAiciENQgYSAQCIqEWYJKEyx3QoMVJE/cMPYFSl0sgeDio8UN5uOR5ME8K6ysSEanQCAoDkENjoXhvAIdEZADiWS... | 0 |
technology | grade | icons | false | true | This is a(n old) logo of which famous app or program? | "iVBORw0KGgoAAAANSUhEUgAAASwAAAEsCAYAAAB5fY51AABe20lEQVR4nO29e4wkyX3n981Xvbp7emZ6ena4w519kEtua5cmKB5NStR5j6BtSLZlWRRtEAecD9CBOuNg2MadbfgPA/7nAMOGcH/QEu708BGSgANBz1F3Oh2OkkBIoyO5fGiXq331LPc1O7MznJ3unu6ermc+Iv1HVmRFRWVkRkRGVld15xcYxER1VlZmVtWvvvHJX/zCev6Hr6FWrVq1lkH2cR9ArVq1asmqDli1atVaGtUBq1atWksjd94v6AdBPO/XrFWrlnk1PM+... | [
"Twitter",
"LinkedIn",
"Paint3D",
"Bigo Live"
] | null | 0 |
science | grade-2 | identify-pushes-and-pulls | false | true | A soccer player pushes the ball up the field with her head. What is the direction of this push? | "iVBORw0KGgoAAAANSUhEUgAAAOgAAADUCAYAAACWEW+uAAEAAElEQVR4nOz9V7BlaXbfif0+s83x16Yv77qrutEODaKBBggMYQIDgSQ4Q4oMRnAoDo1GlJ70otADQxwpQi8Kht6kNypigqGJoIZSDAXOiAANTKPRINqh0F0usyor3c3rj9/mc3r49j7n3JtZ6B5oiCpFcGfcPN7t/a291vqv//ov8ff//t8P/IftP2z/Yftjt3/0j/7Rx/K5GuBnv/ACAAK/cemRARAOfADhkcGD8IgAsLbr9nUftSmlPvKxIECgCCK+kxAivqcQECQ... | [
"away from the soccer player's head",
"toward the soccer player's head"
] | null | 0 |
math | kindergarten | subtraction-sentences-up-to-5-what-does-the-model-show | false | true | Which subtraction sentence does the picture show? | "iVBORw0KGgoAAAANSUhEUgAAAGQAAAAyCAYAAACqNX6+AAAQxElEQVR4nO2beXBbx33HPw8gCIIgwBMgIIGXCIKkyEggLZuiZF12bEmMx3UtxU7iNFbUxGk7aZxOOmkO1+mMJ5POJE3dpp1MJ3ZGae0cit1Yri3Zjo9EtERLsQHq4AUSvAAKJHjjIADieP0DFCCIoERSGUmR/Z3h8L3d3+777fu893b3twtBFEWRj3TTSHKjHfhIqfoIyE2mj4DcZLrlgdj6Bm60C4t0JZ8yrqMf112Hnn+RttMWmu9o5MAj+260O8DVfbpl35Ce3n7... | [
"2 − 2 = 0",
"1 − 1 = 0",
"3 − 1 = 2",
"2 − 1 = 1"
] | null | 3 |
math | grade-4 | interpret-stem-and-leaf-plots | false | true | The members of the local garden club tallied the number of plants in each person's garden. | "iVBORw0KGgoAAAANSUhEUgAAAtgAAACOCAYAAAALm3/GAAApm0lEQVR4nO3deViU5foH8O8Lg+wCSqLsIm64i4K4hQvHDRcQl6OZqYCKGJJLFKaopZDxw8LyuOCWJVgoFnoEN1RMU08uGB7FBRNBBQUFxcMyz++PLuc4zQxgzaCdvp/rmuti7nnu977f+ev29XnfkYQQAkREREREpBV6L7sBIiIiIqL/JRywiYiIiIi0iAM2EREREZEW6a1evRqSJCm99PX10axZM0yePBm3b99WLH7rrbcgSRLmzJnz8jomJfv27YMkSWjatOnLboW... | [
"3",
"6",
"4",
"5"
] | null | 1 |
science | grade-8 | use-punnett-squares-to-calculate-ratios-of-offspring-types | false | true | This passage describes the shell banding trait in Cepaea snails: Cepaea snails live on land in many parts of Europe. The shells of Cepaea snails can have different colors and patterns. Banded shells have dark bands, or stripes, that spiral around their surfaces. Unbanded shells do not have bands. In a group of Cepaea s... | "iVBORw0KGgoAAAANSUhEUgAAAvgAAAD6CAYAAADUdTPBAAAWx0lEQVR4nO3de5CeVZ0n8G9f0p1OdzoJCUlIQggQAhNADAQVQVFuFisyMhKqRtmZUXbBMau1VTs66ta4NborWKKzUrg7OyvuslhO1TDi6kA5MqVEKBfEcJUJF7mEIIGQpJNuknT69r77Rw+dxCSdYPr2nv58qrry9PM8/ZyT/v3zfU+fc566arVaDQAAUIT68e4AAAAwcgR8AAAoiIAPAAAFEfABAKAgAj4AABREwAcAgIII+AAAUBABHwAACiLgAwBAQQR8AAAoSON... | [
"0:4",
"1:3",
"4:0",
"3:1"
] | null | 0 |
math | pre-k | count-sides | true | false | Which shape has 3 sides? | null | null | [
"iVBORw0KGgoAAAANSUhEUgAAAJoAAACaCAYAAABR/1EXAAACgElEQVR4nO3US4pUZxyH4X9VXwZeImRgyAJMluBCdCduI9lJVuIOvMzTGQndWmDbxXFwEBy3xVtSeZ7ROXx88Bu8fJtlWZar25n3u5mb/czdMvDDzjczj89mnj2Y+e1yZnP1eVleXx97Fqfs+S8z5+9268/vlzN/PlwrhB91s59582nm39uZt7uZ7fXdeiAyDunx2drUzMzH/cx2/90BHNK3pr4sM9vjTuH/QmgkhEZCaCSERkJoJIRGQmgkhEZCaCSERkJoJIR... | 2 |
math | grade-5 | multiplication-input-output-tables-find-the-rule | false | true | What is the rule for this input/output table? | "iVBORw0KGgoAAAANSUhEUgAAAFgAAAB/CAYAAABrPAW6AAAKn0lEQVR4nO2de1CU1xmHn0UhaNhIDLJiEJeLRmq8EFTiBRQdi5qSOERNRMdorEWjCY5oTMBpFWHiFWudyCjqMJYqkpRJRQ0SW8d4iXbUqsRLyIoWxMKCCAhBWdivfzi7DZGZgp6DIuf5b99lz+/dZ85838d+Z8/q2DxCow2QFZJA+LfLn3QbLUJbeByHJ93Es44SLBklWDJKsGSUYMkowZJRgiWjBEtGCZaMEiyZxxK8J2wFudN2iepFGHrHzmwc+RHn3tlJVVQO303... | [
"× 3",
"× 6",
"× 9",
"× 7"
] | null | 0 |
math | kindergarten | subtraction-sentences-up-to-5-what-does-the-model-show | false | true | Which subtraction sentence does the picture show? | "iVBORw0KGgoAAAANSUhEUgAAAPoAAAAyCAYAAAB1V8bkAAALlElEQVR4nO2deWwbVR7Hv07q2El8NKdNUpISmrourNpyZNVllwKhSlfdrdJD2ggqUf5YkEAsWsRCKYgFJCSU5ditdukpShHZ0u1BG9qK0pQ2olAccpUGJ47bNIkd17l8jc8kdfaPxOfY8TWOj77PP4ln3nvzPvLv53nz5mJNT09Pg0AgpDUZie4AgUCIPyTRCYTbAJLoBMJtAEn0FKH32o1Ed4FGNH0iHvFjrj4tmMd+EKLk04ZjuNzSjtVV92Hbk5sT3R0A0fWJeMS... | [
"5 − 2 = 3",
"4 − 3 = 1",
"5 − 3 = 2",
"5 − 4 = 1"
] | null | 2 |
math | grade-3 | lines-line-segments-and-rays | false | true | What is this? | "iVBORw0KGgoAAAANSUhEUgAAAG4AAABuCAYAAADGWyb7AAAFOUlEQVR4nO2b72vUdQDHX7e+g+/3QfOGm2xLDUrPYtrS5X6es0WUj3piUtEPVw/WhBpLMMS/ICIy0gemEMMIjCZEj8Kgljr3I7UrG+WsoE1v4BTngd3Brn17sN3ue+O23RL8/Hw9ueOe3BtefL7b6+6+Id/3fSzKUSR6gOX/IVTcZCop8u2VRqi4WDzO6z1fiJygLMIvld0Xz/Psp8dEz1AOoeJSU1MAnPpjhF2fHxc5RTmEinOLi+ee9wxfYvOhg/bvXoEIv1TO4BM... | [
"line segment",
"line",
"ray"
] | null | 1 |
math | kindergarten | one-less-with-pictures-up-to-10 | true | true | Count the presents in this group. Which group has one less than the group you counted? | "iVBORw0KGgoAAAANSUhEUgAAAtgAAABmCAYAAADxjOYpAAAuXklEQVR4nO3de3AkWX7Q++/JzKqsp0qq0qMltbrVre6ZcU/P7OyO92W8dxfwml1zw+ax4MviC8bG3D+IgODpCF5/mAgC9sa9wN4bRECw2GAwsHZwbQeB7bUN2At4du+uZ3e2HzPdPS213lKVHvV+ZebhjyyVpG6VVKqHuqT+fSZmRq2qzDyZp351fn3y5DlKa60RQgghhBBC9ITxvAsghBBCCCHERSIJthBCCCGEED0kCbYQQgghhBA9JAm2EEIIIYQQPSQJthBCCCG... | null | [
"iVBORw0KGgoAAAANSUhEUgAAA1YAAAB+CAYAAAAnS4CtAABEoklEQVR4nO3deZQk213Y+e+NiMzItaqyqrLWru7q5S3q1+9pQ6slJBZhCXwAj2UwgjEYMONzfMY+nhnb4xnb5wyegRmdM2PDLOeMjcA22BjBeIDjMQgECARGEtre0+vu93qr6tqrsrbct4i480dkZi1dWZWVS3V21e+jo9fdlZkRN+Lmr+J3b9x7QwEaIYQQQgghRFf8wUaV/7TlAKDQgHq6BRI9oNEo0PCBUYsPJi2sp10kIYQQQgghzpM/3XL2NaWkUXU+Kb9... | 2 |
math | precalculus | identify-graphs-of-continuous-functions | false | true | Is the function f(x) continuous? | "iVBORw0KGgoAAAANSUhEUgAAAtgAAAH3CAYAAACBwSh7AABpTUlEQVR4nO3de3BU52E3/u/etdJKWt0lBBLGGGxhhA0GWzYKuJCYmsQ1pI6dNre+bed98zqX/qbtJM1kMtOUZjJNnUxaJ/XbeV3beZ1pGjdOHIMFxuZqYW4yCJABCwG6IKTVrnZXez2XPef3xyLBcjEreB7tCr6fGcbW6uxXD2L37PecffY5FtM0TRARERERkRDWXA+AiIiIiOhWwoJNRERERCQQCzYRERERkUAs2ES3kW3btmH27NlYu3ZtrodCRER0y7LwQ45Et4/... | [
"no",
"yes"
] | null | 1 |
math | grade-2 | am-or-pm | false | true | Kenny is reading a book while eating breakfast. The clock on the table shows: What time is it? | "iVBORw0KGgoAAAANSUhEUgAAAtgAAAEJCAYAAACuWVASAABYGElEQVR4nO3de1jcd5k3/vdw+A6QGSAzJDCTA0MO0CbQ0FKriVagh6SuTUPa2N1W15BV+/y0l5ao2666PiGrru5j9wlpXffRupaqG+uaGCLRNukhQ6tBa2iGktOQA0MOQ0gYMjATDsNhfn/QGQeYw2fOA7xf18VVmLm/3+/ddri45zP39/7InE6nE0REREREFBFJ8U6AiIiIiGg2YYFNRERERBRBLLCJiIiIiCKIBTYRERERUQSxwCYiIiIiiqCUeCdA8Tc2PozR8SG... | [
"7:15 P.M.",
"7:15 A.M."
] | null | 1 |
math | calculus | determine-continuity-on-an-interval-using-graphs | false | true | Is the function f(x) continuous on the open interval ( – 9,4)? | "iVBORw0KGgoAAAANSUhEUgAAAtgAAAH/CAYAAABtkqoWAAB/+UlEQVR4nO3deXwT950//pdO37aMbww2mNtgAwZDOJyQQhNyNpCmSbttkm6222SbJulvu9/tt93td7ubzXa3dzbJtt22Iem2TcOWkAZiCAnmiAkYDBhsLmPwjQ/Zkqx7JM38/jBycLgsmI9Hsl/PxyOPYFnz1tsz0uiljz4zo1MURQEREREREalCr3UDRERERERjCQM2EREREZGKGLCJiIiIiFTEgE1Ew+zcuRNTpkzBPffcAwC477778NZbb13xvoFAALfccgv2798... | [
"yes",
"no"
] | null | 0 |
math | grade-6 | classify-triangles | false | true | Is this triangle equilateral? | "iVBORw0KGgoAAAANSUhEUgAAAtgAAADOCAYAAAAEw3WqAAArZElEQVR4nO3de3RU9b3+8fdkEpImjhnSEmINUAwQNahcBJpyDQZCIoJIU8UIQkZUqHqKv6OeHg9a67EUUKkW0RYHSAQpICIQShBCsBEGEm5SgXAzDQEhwYaBkEiu8/vDQ5SKlcBM9szkea3lH+zM7P3owrUevnz352tyuVwuRERERETELQKMDiAiIiIi4k8aC3ZSUhIRERE8/vjj7Nu3z8hMIiIiIiI+y3Rhi0h0dDTHjx9v/EGvXr2w2Wzcf//9WCwWwwKKiIiIiPi... | [
"no",
"yes"
] | null | 0 |
math | grade-3 | angles-greater-than-less-than-or-equal-to-a-right-angle | false | true | Is this angle greater than, equal to, or less than a right angle? | "iVBORw0KGgoAAAANSUhEUgAAAtgAAABwCAYAAAAkAwevAAAPOklEQVR4nO3da3SU9Z3A8e8kISQhRG5CCbhQBGISW7ul7aluqXWLXVu23WrUY0vVIkEXyyVedutx3wTfVOSegKC2KhVtdXUFq1Dooha3tuqKBnLhjoEk3CQJISQwk2T2RRq2FK0gk8xM8v28m8nDzI933/M/z++ZQDgcDiNJkiQpIhKiPYAkSZLUnRjYkiRJUgQZ2JIkSVIEGdgxqqqqiYaGULTHkCRJ0jlKivYAPU1DQ4gVK3acev3WW4cBaGlpo3RLHcFgGwDXXju... | [
"equal to a right angle",
"greater than a right angle",
"less than a right angle"
] | null | 2 |
math | grade-5 | classify-triangles | false | true | What kind of triangle is this? | "iVBORw0KGgoAAAANSUhEUgAAAtgAAACwCAYAAAA16xkbAAAZNElEQVR4nO3de3TU9Z3/8deEgZDsIFPCzxCMRpRwCwSJrCAIGC6VS0BQa7m5Rq21rXXB1gtayyWEewEFqoC/eqFCYeVXdEESDChWQFjr6M81VhqxO3DqIMbdcU12TDrOd/+giYmiMMl35jOX5+MczjFz+X5fOf7zOt/zzuftsCzLEgAAAABbpJgOAAAAACQSCjYAAABgIwo2AAAAYCMKNgAAAGAjCjYAAABgIwo2AAAAYCMKNgAAAGAjCjYAAABgIwo2AAAAYCMKNgA... | [
"right",
"acute",
"obtuse"
] | null | 1 |
math | grade-5 | acute-obtuse-and-right-triangles | false | true | What kind of triangle is this? | "iVBORw0KGgoAAAANSUhEUgAAAtgAAACqCAYAAACXpjjmAAARj0lEQVR4nO3de2zU5Z7H8c+0lEuZ6QUsnekFUORwOwJSaQu40KLHg7vZ3aN73GRljybrJRGFo8fN/muUNs60B8pFKlgERQVEE0QQL+cPFYiiYbNGTKE5GAU601YoZS6dgm2Z/WPoQEFocZ522pn3KyGEh2H6TPSPd5488/1ZQqFQSAAAAACMSIr1BgAAAIB4QmADAAAABhHYAAAAgEEENgAAAGAQgQ0AAAAYRGADAAAABhHYAAAAgEEENgAAAGAQgQ0AAAAYRGADAAA... | [
"obtuse",
"acute",
"right"
] | null | 2 |
math | kindergarten | count-corners | true | false | Which shape has 5 corners? | null | null | [
"iVBORw0KGgoAAAANSUhEUgAAAJoAAACaCAYAAABR/1EXAAAH4klEQVR4nO2cvW8TSRiHf7t2sOAMIRyHCeTSXa5EUEBBg0SDlAbRUASdxP1hh3QiRRpEEykNEtKJ4lKAKAlXhY/EHJeQxCRyYu9esTbK+fyxHq9n36+nixzE7OzjnZ13fm+COI7jzUPgr31grwk0YhjGyBQD4HQB+OkUUDkBBJv1OF7dzXtYhmRunAGKb/eTH6ZPAD9/l1hoGKOy1wTefAU2DoG1fSDcbSQfmGRGlpwuJE4BQK0JhM1jHxhGlrSdOoqBMN+hGFo... | 1 |
math | precalculus | outliers-in-scatter-plots | true | false | The two scatter plots below show the same data set. Choose the scatter plot in which the outlier is highlighted. | null | null | [
"iVBORw0KGgoAAAANSUhEUgAAAUYAAAFGCAYAAAAW1zbwAAAmRUlEQVR4nO3dfVSUZeI38O/MCIPIDDoprpo6pwZdKaJEhijmPNrm5Kl+Z5/6ZWKv22DlUihtx9I9dWTdfuyZIJ/ybZVT8evsLpsvlfVrPbk9rcaqCOPDagqawDqLaQvoyMso8wLczx8jo9yCoF7zAvP9nMNh7mtu5rqGly/Xfd/XfV0KSZKkf3uAugtAexfQKYGIKKKMUAAaFZAYC4yPBhT/dktSZVuom0VEFB7StcCI2gu+jQnRwPRRvtQkIook7V3A9+eBHz3... | 1 |
math | grade-1 | read-a-calendar-ii | false | true | What date is 3 days before June 22? | "iVBORw0KGgoAAAANSUhEUgAAAssAAAF2CAYAAACYtNXtAABWsElEQVR4nO3de1yUdf7//8cMB0UUkKPnRPEskqIpIrGZpaXWZq67uu66mbW21dba1/JHW9t+yvx02LZsD/bZDmZlmrolaoZpgYJKHvFsKpoiIApBnE8zvz+QUYJLhwSGwef9dvOmznXN8JoX11zznPe8r+syWa1Wa2xGOV+cK+dMsQURERERuXZdPcyMC3Ljro5uji5FroFpdXqZ9USRlamdXXEzm7A6uiIRERERJ2cCyi1WPj5bRo82Zu7u6O7okuQnMn9xrpypXVx... | [
"June 20",
"June 19"
] | null | 1 |
math | kindergarten | represent-numbers-up-to-20 | true | false |
Which picture shows 15 ovals? | null | null | [
"iVBORw0KGgoAAAANSUhEUgAAAjgAAACSCAYAAABIbbBXAAAOFUlEQVR4nO3dTWxTZ6LG8ceJ7Ti2kzgfOCUJakJL0FWY7pi2uqKdYVE0VN1MRdFIsxmq2cyOTXV3tLurbtjdzajMZqRRYZhFqyLRBdMWXbUqO4ZobvhoUgUCMZD4I8eJ7ZOcuzAWQaEkcd5zfHj7/21axPGx/15YTxzsE/E8z7tXlW6WpdKq5HoCAAB4rkQjUle7tC8pDcalyL2K531fbPXDAgAAMOPVbil6o1z/w+64tD9VXz8AAADPk9KqNOVId6vS9bLUVnT... | 0 |
math | pre-k | subtraction-sentences-up-to-5-which-model-matches | true | false |
Which picture shows 3 − 1 = 2? | null | null | [
"iVBORw0KGgoAAAANSUhEUgAAAK4AAABKCAYAAAAi2W96AAAOAklEQVR4nO2daWwc53nHf3Pu8CZFiYcpKTpCyzIr63AjRXbiuG5qy3LVuJUTV5LbqkBT1IbRFggSA3aAAkULp21Qox/apE2QqCjsqEjc1JZlpY3rI7bMhLqsmyIlUjcPkUvukruzO9fbD6vlsVqSS2q55K7m94XY2Zn3ef98/vvuvNesJIQQ3Racj8KQC47Ax2feoUpQpkBjMdTqIHXHhWgJz3W1fHwyZ1M5qO3RxIt6HVaVJFzt4zPfGHLhXAS6LGiLghx2Em/... | 3 |
math | grade-7 | parts-of-a-circle | false | true | What is \line{HI}? | "iVBORw0KGgoAAAANSUhEUgAAAvgAAADICAYAAACdx5VnAAAkxElEQVR4nO3deXhU9aH/8c9MJisJWQgQIJKEhCBh32WTsASlIqCo1cpFUSu3t95H/F21V6u1y+21rbe9l1Z9aouCVlSsVkCwCAIBWWSTkBjWQMIaspAEspHMJPP7I3CYmLBJ4JyZvF/PM4/ne84snwnj83zmzPecY3O73W4BAAAA8AkOswPcCDab7Zoez3cgAAAAeItWUfAp6AAAAGgt7GYHAAAAANBy7DabTenp6U02jBgxQp06dWqyPi8vTzabTX/+8581b9482Ww... | [
"diameter",
"radius",
"center"
] | null | 1 |
math | kindergarten | spheres | true | false | Which shape is a sphere? | null | null | [
"iVBORw0KGgoAAAANSUhEUgAAAK4AAACuCAYAAACvDDbuAAARKElEQVR4nO2dXWwc13XH//fO7HL5sfwQP0JJtkw3EZM6VYkotSSjkIWgVoNIEFwHTVAUrvoSBQXaJGibpzZ+ivvUFnFrtGjg+iXKQ5AESGqDKprID5GQ1mIbCVKaKhbtyrKokhRJieSSS+7uzNw+3P2YWa7I3eW9O3dmz+9BO5y5O/docfbu+d9z7xkmhBBzeeDdLJBxAUeAIIzDZkDaAg52AR9KAmwuJ8TUathmEUT9HO0F7Oms/GNvEvhot/RqgjCNjAu8sw7... | 0 |
science | grade-6 | predict-heat-flow-and-temperature-changes | true | false | Two solid blocks are heated to the temperatures shown. The blocks are placed so they touch. Which diagram shows the direction heat will flow? | null | null | [
"iVBORw0KGgoAAAANSUhEUgAAARwAAAC4CAYAAAAxDlOsAAAU1UlEQVR4nO3deXAc5Z3G8W93z2hmdNgykk98YnxgGzCErEkgtTaEJCSBTSrZ3YTKkqqQDdlNqNTWboAiUGQTwiaQ3a0iIVupbCDLtUtYinDFgUCWHEDA5hA2PmX5RD5kIVnSaK7ufvePHlmyLBsFjXp6Rs/nH5flcdc7enue9+1fv++0ZYwxB/LQ2g+9HrgGEZGSiFnQ4MCiWpheA9aBnDEv95S7WSJS7VZNgtj2/uAvM2tgSV2QRiIipdDrwdY07M/Dtn6we9z... | 0 |
math | pre-k | count-scattered-shapes-up-to-10 | false | true | How many triangles are there? | "iVBORw0KGgoAAAANSUhEUgAAAvgAAAGMCAYAAACvedapAAAtoUlEQVR4nO3dXW8baZre8atfBpPF7CDBTjBBghnM7gCdQRaDbHaCwaYTYJHdg5wskJM9y0mC5DifIp+lBUsCNIJtYayRPXALtjGiaNJNSZTctN7sFmV0s9lL05RJs8jKwWOPu21JfKuq56X+P0BAt0xV3fWou3yRVfdd78VxHAsAAABAEN63XQAAAACA5BDwAQAAgIAQ8AEAAICAEPABAACAgBDwAQAAgIAQ8AEAAICAEPABAACAgBDwAQAAgIAQ8AEAAICAEPABAAC... | [
"10",
"1",
"9",
"6"
] | null | 2 |
math | pre-k | represent-numbers-with-shapes-up-to-3 | true | false | Which group has 1 square? | null | null | [
"iVBORw0KGgoAAAANSUhEUgAAAK4AAACuCAYAAACvDDbuAAAC6UlEQVR4nO3dPY4cZRRA0Vc9P4F/IAOxAPASnMySWM4sicg7MCZnSGfskTxMqwhKFpaQDI2A7ovPiapUKukFVy/6pG9Z13W9eZj56X7mbj/zuA6cnPNl5vnZzLdPZr6+nFlu3q/rq9tjjwV/3csvZs7f3G8v31zOvHi6VQ2n5m4/8/rdzM8PMz/ez+xuH7cPouWUPT/bGp2Zebuf2e0/+gCn7EOjv64zu+OOAn+PcEkSLknCJUm4JAmXJOGSdH7oD8v11b8xxz9... | 2 |
math | grade-7 | mean-median-mode-and-range-find-the-missing-number | false | true | Brittany has the following data: If the mode is 15, which number could z be? | "iVBORw0KGgoAAAANSUhEUgAAAX8AAAAkCAYAAABhejrnAAALoklEQVR4nO3daXAUZR7H8e9cmdxhcpCDQEJCEiAYrgiyCwJCkGNdUVZFF1B20XItz9KlPNajvMqjtFbdVVkXkYiuch+lECMCAeRGkhBISMhBQu77mszZ+2JIyBhZknV6OprnU8WL6e5M/6qn59/P088zjUqSJAnAaocOM9glkBAEQRB+LVSAWgWeHqBVX1omSZLUYQGTVdFsgiAIghvoteCpA7XVLgq/IAjCQGGyOu70qE0WpaMIgiAI7mSygNpmVzqGIAiC4E42O6j... | [
"15",
"13"
] | null | 0 |
math | grade-8 | compare-linear-functions-tables-graphs-and-equations | false | true | Function A and Function B are linear functions. Which statement is true? | "iVBORw0KGgoAAAANSUhEUgAAARAAAACZCAYAAADnwmWxAAAauUlEQVR4nO3deVRV5f7H8fdhVIxBEBSFRKScFYVESzExh3LACdMS02xY6lXzpt7UvPor7QbZdcohvQ4t05y1NBK7Od8lSiUqJvW7iiMQiqIyiRye3x/+OEnM2w2Ho9/XWqwle3ieL7DPx/3sfc5+DEophRBCaGBl7gKEEJZLAkQIoZkEiBBCs3IFSJ06dTAYDCV+xcXFVXKZ5bd27VoMBgP+/v5V3vfBgwdNv5N27dpVef+Pg/j4+FKPRRcXF3OXWMjIkSMxGAy8884... | [
"The y-intercept of Function A is greater than the y-intercept of Function B.",
"The y-intercept of Function A is less than the y-intercept of Function B."
] | null | 0 |
math | grade-8 | classify-quadrilaterals | false | true | What name best describes this shape? | "iVBORw0KGgoAAAANSUhEUgAAAtgAAAEACAYAAACJVgHaAAAsTklEQVR4nO3de3CU933v8c/etLdntc+CzB0jDJ7i1MOlbkg4DuUiWjt/tKbNTNrpJeC6p009TbEzpydteknSM02bdE5iu5006Rwfy5mcmSTnJMHtdOKcQUIYU2paF8xJY2cMRjIGDBboWe2z98tz/ni0kmyDkcRKz17erxlG4qdd9AXE8Nmvft/fz+c4jiMAAAAADeH3ugAAAACgnRCwAQAAgAYiYAMAAAANRMAGAAAAGoiADQAAADQQARsAAABoIAI2AAAA0EAEbAA... | [
"rhombus",
"rectangle",
"square",
"kite"
] | null | 2 |
math | grade-7 | parallel-perpendicular-and-intersecting-lines | false | true | Are these lines parallel? | "iVBORw0KGgoAAAANSUhEUgAAAG0AAABtCAYAAACr+O9WAAAI0UlEQVR4nO2da2xT5xmAn0MCISENgSU02OBLaGyHxIm6hbBN4qpOu/UyJKr+6IbWSWhaRRFStx8r6zStaHTVqk4d6fjRjopO1comIRBbK0GFgsaPGbrVueDETomdEAfCNTenCRfvh3McGzvEAeLzfT7nkZBwchy/0aPvfN/3fu95o0Sj0SgGUjFP6wAMZo8Q0kaHbmgdglQIIe33O7bS7fNqHYY0KCLMaVtXF7Ci0sUfjxniMkHzkaaOsAvnO/jgzd0aRyMHmksLdky... | [
"no",
"yes"
] | null | 0 |
math | grade-4 | sides-and-angles-of-quadrilaterals | true | false | Which quadrilateral appears to have at least 1 pair of perpendicular sides? | null | null | [
"iVBORw0KGgoAAAANSUhEUgAAAMMAAADgCAYAAAC+R9IyAAAE40lEQVR4nO3cv2vcBRjH8eeSNNgkrVKKRWe1ILgItf4YXBxc/Ae66Ojm6CiOjm4ugiJ08k9wcbBKCu61OoqtRIfmLtI0ydfhPlERwWtzd98feb2mHLc8PM/3nbvpRk3TNHf2q37cq9o9rDpoCk6FtVHVudWqZzeqLq1Xje7cb5rte22PBe26er5q7fbe9MVT61WXN6elwGmwe1h1a1L1y37VD3tVK/cOpm8IgdPm3Or0ua+qGh9WrRz+4w04bY6f+wdN1Uq7o0B... | 1 |
math | pre-k | compare-size-weight-and-capacity | true | false | Which streetlight is shorter? | null | null | [
"iVBORw0KGgoAAAANSUhEUgAAAHIAAADNCAYAAABkQSTdAAAJQ0lEQVR4nO3dTWwU5x3H8d/sLl6K8RCpvNRl+xKpbepVlVZJJTi0JBc4JKKq6j00StUmHBJFKOADlErUPiTNgZqDIYc0OURFqpNUWvcQmhxMldICle22Uk/rppBKEcOLwSEwaxa8M/M8PQybguN9mbdd7z+/T2QZszszj/LlmZ2ZHRZDa60vV4FzFaDsAa4GdYGMAfSlga+vATb1AMblRa1n7E4Pi6LYYgKZsxX/h/4e4IFevzKtfGUPeP8mcKkK/KcCpGzXf4A... | 1 |
math | calculus | determine-continuity-using-graphs | false | true | Is f(x) continuous at x=0? | "iVBORw0KGgoAAAANSUhEUgAAAtgAAAH/CAYAAABtkqoWAABgmklEQVR4nO39e3iU9b3v/78mM5MzISHBBIMJIoIFCQqigqBYrLpq1YK12K4e7NfVve3u+bt31+rV3dXfXq3Lb9fqadWlrbtrd1Xd7d5dctUjGBEFgYbKIUIgQSEGCAkhh8lxzvcc7t8fMZFwkETvD5Mhz8d1eclMcr/yzn3P3POaO/fMuGzbtgUAAADAERmpHgAAAAC4kFCwAQAAAAdRsAEAAAAHUbABjLBp0ybNmDFDd9xxhyTpzjvv1LPPPnvG743FYrr++uv1xht... | [
"no",
"yes"
] | null | 1 |
math | grade-8 | multiply-polynomials-using-algebra-tiles | true | false | Which area model represents the expression (3x+1)(3x+1)? | null | null | [
"iVBORw0KGgoAAAANSUhEUgAAAQAAAAE4CAYAAAC0Wy2mAAAUWklEQVR4nO3dbWxTdd8H8G/P6ca2jj3AJls3BDee1QVWCRJEjToFgxpzJSYQEkJyvzBRxBBzJxD1pd63iY93iIREjY9EUe+AUQYLTuFGUVy3yTNjYw+uG6OwdbSbW9tz7hezc5syWdtxrvP/fT9vdu1wrb9fvrbfnjZbj8M0TbNzEDjfB1yNAhETRKQopwOYqgNzM4AZqYCjc8A0f+61ei0iutGWZQHOhr6hbwpTgfmuoXYgIjVdjQJnQ0DHIHCuD9B6I0P/wAc... | 1 |
math | grade-1 | read-a-calendar | false | true | What month does the calendar show? | "iVBORw0KGgoAAAANSUhEUgAAAssAAAF2CAYAAACYtNXtAABWLklEQVR4nO3de1yUdd7/8RfDQREF5Og5UTyLKHhGYjMLTc3NXDfd9nZLazve29rP6qbttGXeZbWtdW+228HMTFMrUTM8FCim5BHPpqIhAp4IBDk78/sDGSG4dFCGAXw/Hw8f6lwzw2c+XHPNe77X97ouJ4vFYonNKOHbUyWcKDAjIiIiItevvbuJkYGu3Nna1dGlyHVwWp5ebDmab2FSWxdcTU5YHF2RiIiISAPnBJSYLXx+sphOzUyMa+3m6JLkGpm+PVXCpHYuuCg... | [
"August",
"April"
] | null | 1 |
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? | "iVBORw0KGgoAAAANSUhEUgAAAMgAAADICAYAAACtWK6eAAAbFElEQVR4nO3deZRU5ZnH8e9zq6q7q7t6Y1MUEUXCJi0C7pqASzTGJBpFEBFNRM1MxpOcWTPxZMLExJxkTuZkGSfG0ZkIiCDBaIyaGTdiXCONLYtKBBcQAYHeqnqtuveZPxBtm266qvuu3e/nHP+g+tb7PtatX713fS8YhmEYhmEYhmEYhmEYhmEYhmEYhmEYhmEYhmEYhmEYhmEYhmEYhmEYhmEYhmEYhhFaugSrcQ63NcyhqWEODQ2zuVVBgq7LMCshFOrP5Wui/LL... | [
"1\n6\n of a full turn",
"1\n5\n of a full turn",
"1\n4\n of a full turn",
"1\n2\n of a full turn"
] | null | 2 |
math | grade-2 | which-bar-graph-is-correct | true | false |
Lola went to the local hardware store and bought nine garbage cans. She bought fewer screwdrivers, shovels, and nails than garbage cans. Lola made a bar graph of the items she bought. Which is her bar graph? | null | null | [
"iVBORw0KGgoAAAANSUhEUgAAAf8AAAEOCAYAAACHPx4CAABOeUlEQVR4nO3dd3xUVfr48c9tU5IMCUmIJKEjYFSkhF6lCEoRF1Rc3UUXuyKuu9bVVcSG69obglgQXOW7llV/NsRFBQUXsIGoiIQeSEgCCZlM5pbfHxMGsIJm7iQzz/v18oUzmTn3mcuQ555zzzmP4jiOU1wL31ZDpQWmgxBCCCESiK5AQIMOKXCEB5TikON8vCfeYQkhhBDCDb2bgL6uOvIg1wOdUiNXBkIIIYRIHFUWfLUXttfCN9Wg7jEjP5DEL4QQQiSmNC2... | 0 |
math | pre-k | one-more-with-pictures-up-to-5 | true | true | Count the bugs in this group. Which group has one more than the group you counted? | "iVBORw0KGgoAAAANSUhEUgAAAtgAAABmCAYAAADxjOYpAABSd0lEQVR4nO3dd5wdV33//9fM7W3vvdt7X2nVe6+WbRlXbGwgAYeYEPh+AyHfQH6QAIE0SAIBExJaEkK1ae4dy3KRiyzLkixZbbWr7X1v73Xm/P64q5WEbVmWV9JaPs/Hw8HaOzt3Zk7emo/PnDlHEUIIJEmSJEmSJEmaFurFPgBJkiRJkiRJupTIAluSJEmSJEmSppEssCVJkiRJkiRpGskCW5IkSZIkSZKmkSywJUmSJEmSJGkayQJbkiRJkiRJkqaRLLAlSZIkSZI... | null | [
"iVBORw0KGgoAAAANSUhEUgAABCEAAAB+CAYAAAAa5QvPAACaSklEQVR4nOy9d5xcV2G3/9w7vc9s70W7K616tXq35W5jwEBCDIEU8kt4kzdAkpeENFoCvGCSNwmQAMEx2CZxxd2SbFm2LMuyJatv0/bZnd3pvd97f3/MaiXhJsvSajHn+XxA/uzM3j33nvneec65p0iAhkAgEAgEAoFAILgkaJrGRB5OpyGhQFHYtkAg+DVFL4FDBx1WqDaWfiYhOiEEAoFAIBAIBIJLxkRO42D8SpdCIBAIZhdrnFBlBP2VLohAIBAIBAKBQPB... | 2 |
math | grade-4 | angles-of-90-180-270-and-360-degrees | false | true | What is the measurement of this angle? | "iVBORw0KGgoAAAANSUhEUgAAAtgAAABCCAYAAABtsaEJAAAJjUlEQVR4nO3da1CU5xnG8WsFjJpAEtRMPNAxbSqmkkpicRo00whMlWhIqxYz0ckoQSCJ0YjnREgURyMeik1RQUdtxiQlsUlz6ECmBHXaYiNtIDaoqO1Yt+LYcihsAkbF7QfDFmGXgy777r77/33a3dld7v12zTMX92Ox2+12AQAAAHCLPkYPAAAAAJiJXwXs8sISZcUlauW4eJUXlhg9DgAAAEzI4k8VkeVjf6z66guSpOH3fVeZJfsNnggAAABm4zcn2Mf/8Knqz//... | [
"90°",
"180°",
"360°",
"270°"
] | null | 0 |
math | grade-3 | division-input-output-tables-find-the-rule | false | true | What is the rule for this input/output table? | "iVBORw0KGgoAAAANSUhEUgAAAMkAAABtCAYAAAALS0X9AAALHElEQVR4nO3de0xUdxrG8e/BAQGV4SZU3KYuIkHEC1K1xRSapusFL61V0eqStLUapYpbamLStN3Utolp0tSqDdGmblyzrR2qKxvAaGkqKpJm2xjailBZb0gVdLgIIjPDzNk/ECpFPdqhnDkz7yeZGGYmJw/hPPOb38B5VSwWi4oQ4q5MAGcrp+udQ9wSm1gmPw8PEptYhp/eIYTwdFISITRISYTQICURQoOURAgNUhIhNEhJhNBg0jvAgxg9ZjCLlkUAsGXzZWw2+T3... | [
"÷ 5",
"÷ 2",
"÷ 4",
"÷ 3"
] | null | 1 |
science | grade-8 | use-punnett-squares-to-calculate-probabilities-of-offspring-types | false | true | In a group of Bengal tigers, some individuals have orange fur and others have white fur. In this group, the gene for the fur color trait has two alleles. The allele for orange fur (F) is dominant over the allele for white fur (f). This Punnett square shows a cross between two Bengal tigers. What is the probability that... | "iVBORw0KGgoAAAANSUhEUgAAAvgAAAD6CAYAAADUdTPBAAALYUlEQVR4nO3dT2jX9R/A8df++l3OnJFzEaMGTg/CipwXIS0ljCgID5HwpUMRQXXwHAgdRnTqlJfoIolEULG6BKHhQTL4iofImxRKyExR7Oeatfn5HarlMNvmPl8/8/V9PE7fffb5fnix9+W59z77fNuKoigCAABIob3qAQAAgPIIfAAASETgAwBAIgIfAAASEfgAAJCIwAcAgEQEPgAAJCLwAQAgkc6qB4C71fXr12N8fDyOHDkSFy5ciPb29ti1a1e89NJLVY8GALQ... | [
"4/4",
"3/4",
"0/4",
"2/4"
] | null | 3 |
math | grade-2 | interpret-bar-graphs-ii | false | true | Clare went to the snack bar and saw some bananas, ice cream cones, pretzels, and chocolate-chip cookies. She made a bar graph of the items she saw: Did she see more bananas or ice cream cones? | "iVBORw0KGgoAAAANSUhEUgAAApwAAAFfCAYAAADj3xwiAACrKklEQVR4nOzdd5xV1b3//9dup7fphWHoXZpIsaCAvcdykxiTqDdG/RojajTJTUw1vxg1XluMRnMVTTTNWKJGRUXAgqh0BZTepjDtnDn9nF1+f4yOEGkzMAX4PB8PHs45Z++9Pms5zLxZe6+9FcdxHIQQQgghhOgiak8XIIQQQgghDm0SOIUQQgghRJeSwCmEEEIIIbqUBE4hhBBCCNGlJHAKIYQQQoguJYFTCCGEEEJ0KQmcQgghhBCiS0ngFEIIIYQQXUoCpxBCCCG... | [
" bananas",
" ice cream cones"
] | null | 0 |
science | grade-3 | predict-temperature-changes | true | true | Two identical blocks are heated to different temperatures. The blocks are placed so that they touch each other. Heat can flow from one block to another but cannot escape from the blocks. Later, the temperature of each block is measured again. Which pair of temperatures is possible? | "iVBORw0KGgoAAAANSUhEUgAAAQQAAACgCAYAAADq8hJGAAAX1klEQVR4nO3de3gddZ3H8fdv5lxza5ImTdI2bbmkLW2hotwvKxTYlSKgsqKCyrOr7rLrrjw+qwsrq+iK6yOgKyvqekGeRWARdAG5uguKKxcpLVBoadqmpWnTNmmb+zk5t5n57R8zZ5I0J23SJjmT5vt6Hp/iueWc85v5zO/3nd+Zn9Jaa4QQAjCK/QaEEMEhgSCE8EkgCCF8EghCCJ8EghDCJ4EghPBJIAghfBIIQgifBIIQwieBIITwSSAIIXwSCEIInwSCEMIngSC... | null | [
"iVBORw0KGgoAAAANSUhEUgAAAiAAAAC4CAYAAADaI1cbAAAi30lEQVR4nO3de3hcd33n8ffvnBnNjC6WZMuWFV9D4sSxTUwgNwhsk0C6TahTLuVe4NlCWbpsy9NnobDQlrZcnkJot2xp2V6AXdpQCHQhOGBgCQ2XJBDHSZybZVt2LN9lS7Zuo7me89s/zowky5I8cqQzZ0af1/PwKEgj+Ui/33zme37ne35jAIuICGCt5WQeesZgxIOi0kFE5knMQIsLGxqhswEMKkBEpORkzvLIcLWPQkTq3Q1LIFbtgxCR6Ng/FnzsaoArm4K... | 0 |
math | grade-2 | equivalent-amounts-of-money-up-to-1-dollar | true | true | Look at these coins:Which group shows the same amount? | "iVBORw0KGgoAAAANSUhEUgAAAdcAAABNCAYAAAD0Di5QAACbcElEQVR4nOz9d5xcd3X/jz9vmTu97Mxs70XaolXvkiVLsiQX3DEGm2BDQo8pMfmFfAIhhIT2JZ9A+IRQQgADNrjj3otkW71rd7VN29vs7OxO73fu7487O5LAgAwmBGdfj8c+Vqvdnb3nPfe+z/uc8zqvI2iaprGABSxgAQtYwALeNIh/7AtYwAIWsIAFLOCthgXnuoAFLGABC1jAm4wF57qABSxgAQtYwJuMBee6gAUsYAELWMCbjAXnuoAFLGABC1jAmwz5j30BmqY... | null | [
"iVBORw0KGgoAAAANSUhEUgAAAw8AAAC+CAYAAABzojObAAEAAElEQVR4nOz9d5ydZ33gf3/uenqbc6b3rhmNepds2ZYlmWKDaQYbsIFAEggEks2G9Gxgd7PJPnlSNtkNSShOQsfGFVwk27Jl9d6n93pm5vR21+ePMxbwy/6elcGOwXu/X6/zGklTdK57jkbX976+RQBsHA6Hw+FwvGZs22ZOg6E8ZEwwnP9pHQ7HLyhZgIAEnV6oVkHACR4cDofD4XhNzZVsTqTf6GfhcDgcr61tQZDf6CfhcDgcDsebzWC+/LZWhW5f+a6dw+F... | 2 |
math | pre-k | different | true | false | Which is different? | null | null | [
"iVBORw0KGgoAAAANSUhEUgAAAHwAAAB8CAYAAACrHtS+AAAEh0lEQVR4nO2bvW8URxyG3zv7TuJ8JLJBnFPcNRaxXZ2MZChMARKCJkFW0gRKaEkb2qRNytT5S1LQQENhl3w3dwVGIkbyxyFsnzbFZPBm5fswu3uzM+/7NL7dtcejffb3zu3ObCmKomjrAHjdA3b7wFEEERDTJeDsFHCxBjSqQGnrUxQ93XHdLTEJrnwFTL/qmY1vqsDijLkaRDjs9oEX+8DbA+BlDyjvHJkDkh0mZ6eMWwDY6wPlfuyACBPr9jACym67IiaNhJM... | 3 |
math | precalculus | outliers-in-scatter-plots | true | false | The three scatter plots below show the same data set. Choose the scatter plot in which the outlier is highlighted. | null | null | [
"iVBORw0KGgoAAAANSUhEUgAAAU4AAAFGCAYAAAAFAHYEAAAnxklEQVR4nO3df3AU9f0/8OfdkVyA+wFnCBU8yOgFmtQYSsjF6DkfY+3JVJ1+9eOPYNXWxFobC6TtaLVDh5RaOlcoo/yqMmrGaZsK4i+0TtGvBVNDuBzfFIQENaHcgGCTwJEfC9nchez3j22W/LhLsuH27pI8HzNMsq8cu+874Ml7d9/7fuskSZL+EwSaLgCdF4EeCURE1M8UHWA2ABnTgNnJgO4/3ZJU2xHvZhERjQ/5FmBK4wV548pkYOF0OVWJiOiSzovA5+e... | 2 |
math | grade-2 | correct-amount-of-change | false | true | You pay 50¢ to buy a box of pushpins costing 48¢. You receive the following change:Is this the correct amount of change? | "iVBORw0KGgoAAAANSUhEUgAAAlwAAAA/CAYAAAA14xZtAAAezUlEQVR4nO3dZ5Cd133f8e952n1u33u3d2AbsGgkSJAEqyiKKpQsSqbl2JYVO+Mm23GTxp5J4kzsyEkmk8SJ7XhsR5YclciSreLIlKgCU4VFJEERIED0tsBiF9v37t3bn3by4oK0MwNJALkLLaT/ZwaD2cFg9/mdN/ubc879P0prrRFCCCGEEOvG+H4/gBBCCCHEDzopXEIIIYQQ60wKlxBCCCHEOpPCJYQQQgixzqz1/gE6CqlVq1RKq5RLqxRXVqiuLFGpNzCAdC5... | [
"no",
"yes"
] | null | 1 |
science | grade-5 | compare-magnitudes-of-magnetic-forces | false | true | Think about the magnetic force between the magnets in each pair. Which of the following statements is true? The images below show two pairs of magnets. The magnets in different pairs do not affect each other. All the magnets shown are made of the same material. | "iVBORw0KGgoAAAANSUhEUgAAAmYAAABZCAYAAACUn+jbAAAObklEQVR4nO3dfWxUZZvH8d+8tAws2hYo0NIFlBarLTwgICtUoG4LFivgC6hZEoOEl420/8gasoBbgkYxJojZDTyCIMizJEsMWN3imlWKrOZ5ShsFkZdSm4Lb1iKUzlrolM509g+2XUqnZYZO55xDv5+kCXN6n3uuM/d9X1w9Z2aOze/3+wUAAADD2Y0OAAAAADdQmCEsfvjhB9lstg4/0dHRSk1N1Zo1a9TY2BhSf88995yysrLuKJYff/xRqampio2NvaP9AfRdZsl... | [
"The magnitude of the magnetic force is the same in both pairs.",
"The magnitude of the magnetic force is smaller in Pair 1.",
"The magnitude of the magnetic force is smaller in Pair 2."
] | null | 1 |
science | grade-8 | identify-how-particle-motion-affects-temperature-and-pressure | false | true | The diagrams below show two pure samples of gas in identical closed, rigid containers. Each colored ball represents one gas particle. Both samples have the same number of particles. Compare the average kinetic energies of the particles in each sample. Which sample has the higher temperature? | "iVBORw0KGgoAAAANSUhEUgAAAmwAAAGZCAYAAAA0Im0SAACI5klEQVR4nO3deVxbZdo38F8ISwgJUKAsAbqT1NaW2qBd1DatY0ctqc44Pgodl3lUMi4zLuAsLlM6OqNjS/UZV6jvqLWCOp3Raag6bsWttRpaqN2S7i0N3ShLgLAk3O8faU5z2JckJ5xc34+V5Kz3CXBxnXs7EsYYQxCrqzuLI0eOor29DRKJROjiEAIACAsLQ2JiEsaNGyd0UYiIUfwjgYjiX+9ChS6AkLq6ulBbWwvGuhAeHi50cQjhqas7i5SUFISFhQldFCJCFP9... | [
"neither; the samples have the same temperature",
"sample A",
"sample B"
] | null | 1 |
science | grade-4 | identify-magnets-that-attract-or-repel | false | true | Two magnets are placed as shown. Will these magnets attract or repel each other? | "iVBORw0KGgoAAAANSUhEUgAAALoAAAGpCAYAAAA6OyxwAAAlm0lEQVR4nO3deXhU5d038O85s0+2mSQQAoSwhSUQdllDAdkRhGJdkGrRqlWxVqtP+2hf38v66lufrrSP7aPV1qUKuFAFlMomKChL2CELgQTIRvZ9klnPef4YkxLIMknmnPssv891cbFNzv0b+ObMfe7lHE4URRGk19xuEaUlXpSX+VBe6kNdbQA+nwi/X4TfJ7b+2usJ/nObLRyMRg4mEwejKfhrs5mDw2lE3wQT+vYzISHRBIuFY/zOtIGjoHef3w8UXvGgqMCLqyV... | [
"repel",
"attract"
] | null | 0 |
science | grade-4 | compare-properties-of-objects | false | true | Which property do these three objects have in common? Select the best answer. | "iVBORw0KGgoAAAANSUhEUgAAAvgAAADQCAYAAAByQhWRAAC//ElEQVR4nOz9d7hs2XmfB75rrR0qhxPvPTenvt2NDkADJAJBAiQhiWIQZXJsP6ZkjS1RojyaR2N5TIWRaVl6NJ5HM5KGemhZlsYmJY2sQJkgJWJkmxEMABpodKMbHW737ZvTyaFy1Q5rzR871K5zzs3p3O79dtetsNOqXbvq/Na3ft+3hDHGAAyHQxYXF2m32wRBQE7O48ayLGq1Gvv376dQKDzUY+XXf85eI7/+cz7MPMrrPyfng4gwxpjBYMD58+c5cuQIhUIB27Y... | [
"hard",
"rough",
"bumpy"
] | null | 0 |
math | grade-5 | points-lines-line-segments-rays-and-angles | false | true | What is this? | "iVBORw0KGgoAAAANSUhEUgAAAtgAAACRCAYAAAD5G8+IAAALn0lEQVR4nO3da4jVB37H4d+ZGa9zyTZL9EV0qbnQzhBhF5aMsAZilpzi2uTFeuhGui+CsFb2xepCxkIhoURKqRMolraIhan0shu7M/siqVpmSVyKW2ZkIYGks9mYSIhmYQwRPXO/nPPvi2TsqDNmLud+nued5+iZn776cPh6TipJkiQAAICCaCj3AQAAUEsENgAAFJDABgCAAhLYAABQQAK7gPr7+2Pbtm0xMDBw13NDQ0Oxbdu26O3tLcNlAACUisAuoHQ6HQ8++OB... | [
"a line",
"a line segment",
"a ray",
"a point"
] | null | 2 |
math | grade-1 | interpret-bar-graphs-ii | false | true | Bob asked twenty-six classmates to vote for their favorite zoo animal. He made a bar graph of the results: Which animal got more votes, lions or penguins? | "iVBORw0KGgoAAAANSUhEUgAAAmQAAAFfCAYAAADgRNBPAACsIklEQVR4nOzdd5xU9b3/8dfMOXPO1J3ZXoAFpINSBERRFLB3Y0zMVRNJYso19sSYG02MiUlMcv3ZY6JR0VxTjAlYE9EoQlRQEASkl+19d3Z6OefM/P4YXEFpS9lZ4fN8PHg8dmZO+Zwj7Lz9fr/n+7Vls9ksQgghhBAib+z5LkAIIYQQ4kgngUwIIYQQIs8kkAkhhBBC5JkEMiGEEEKIPJNAJoQQQgiRZxLIhBBCCCHyTAKZEEIIIUSeSSATQgghhMgzCWRCCCGEEHk... | [
" penguins",
" lions"
] | null | 0 |
math | grade-1 | compare-sides-and-corners | true | false | Which shape has more corners? | null | null | [
"iVBORw0KGgoAAAANSUhEUgAAALgAAAC4CAYAAABQMybHAAAIeElEQVR4nO3d324TVxTF4TXjOJiYtr6oWyESgUBJIyGjRCA5hRfoI/cFaJOqKFHCRZo2SCigUvnGApw68Z/pxbQSsmgL2Oecvdes766iiseenxzPGe+TrCiK4tUl8Ns58GYCjAuIuLWUAZ/VgPUV4OtlIHt1URQ/vU59WCKL1/0cWPr1vPyP68vAN82yfhGv3kyAXwbA75fAyTmQvx6X/6C4hcFntbJlAHg7AfLJO/8gwuCflkcFkKc9FJGwFLhQU+BCTYELNQU... | 0 |
math | pre-k | triangles | true | false | Which shape is a triangle? | null | null | [
"iVBORw0KGgoAAAANSUhEUgAAAJoAAACTCAYAAAB28ADfAAALSUlEQVR4nO2d+48eVRnHv3Ofd97rbvfaSyBSChVbQcVFgSjGG4kBURuj+AP/mgqKAgkYjZeoyCWiBQRaBdm2hkK7+7673d33NjPvXI8/vN2yIVBK3zNnzsz7fJJmt93uzNk5n33OOc+5jMIYY+0QOOsBgwSIGQhiYnQFqGvAzQ6waAJKO2DsZD/vYhFlZqUB6Ge88V+WTeCW6thCgpiUQQK87QLrIbDqAWo/Hn+BJCN4UtfGTgHAMAHUZM8XCIInu05FDFDzLQo... | 1 |
math | grade-5 | parallel-perpendicular-and-intersecting-lines | false | true | Are these lines parallel? | "iVBORw0KGgoAAAANSUhEUgAAAGgAAABoCAYAAAAdHLWhAAAJV0lEQVR4nO2ca1BU5xmAn+V+CQaIRg2YKbE6Kl7GW7jFWAUVNcnUBIgSNZ00rTaTZESmoWNMrJnYURLRH0nGMcY0kAYDpmq8cVPqBRbqDaEIYhAnWcbCKIIIyHX7g55lvYDAnnP27Nnz/IIzu9/3zT5zdt/vfb/z6oxGoxENxeJg7QVo9I0mSCLuNDSLMo4mSAK2xiVz9ZJBlLE0QSKzadWX5OwtEG08TZCIJL7zNaePXACgtaVNlDE1QSKxNS6Z3P1nTP+7uruIMq4... | [
"no",
"yes"
] | null | 0 |
math | grade-2 | estimate-to-the-nearest-ten | false | true | How many marbles are there? Estimate. | "iVBORw0KGgoAAAANSUhEUgAAAZ8AAAEVCAYAAAA/yegqAAEAAElEQVR4nOz9eXxdV33vD7/X2ucczbIl24otOx5kZ5AwJJDYoSVAhpKUQAiQBML9AYHw6q8DfZ7SkrZJ773hIdCn9F76etICvWn7YyhDm0BMCFBKRocM4NgJkOLIdmzJkyTHmoczn73Xev5Ya+29z5EcT5oc6wvO9j6Spb33Wvs7fr6fr9BaaxZkQRZkQRZkQWZR5FxfwIIsyIIsyIKcfZKY6wtYkAVZkAU5noyXsuwZOQgI6pM1tDetmetLWpDTlDk3PuPFLHtGDwG... | [
"about 90",
"about 40"
] | null | 1 |
engineer | grade-7 | identify-control-and-experimental-groups | false | true | In this experiment, which were part of an experimental group? The passage below describes an experiment. Sandeep's young son drew all over the living room wall with crayons! Sandeep wanted to find a way to remove the crayon markings. Based on what he read online, he decided to see if scrubbing a wall with baking soda c... | "iVBORw0KGgoAAAANSUhEUgAAAUwAAAFOCAYAAADtpiRUAADie0lEQVR4nOz9SbMk2ZLfif30nGOD+50iMnJ4+SbUAFShALAK0iJsChYUoaBFekPyk7QIhWtyS+ESXwDfgRTuueOqF90QoqUJoIGqevXqvZdjTHdwd7MzKBd6zNyuh997IzMiMyOzQlMi3a8PZuY2qP1V9a9/lf/uv/vvlPf23t7be/sR2b/5N//mB1lvAPi//p//T/d+SPV+nyoi975fSvmGm/XNls9D77+hPbT+5f6ZPrv8zrHnd70/LeuufX7s+8uP3rX8w+WJiH3... | [
"the sections of wall scrubbed with water only",
"the sections of wall scrubbed with water and baking soda"
] | null | 1 |
science | grade-5 | animal-adaptations-skins-and-body-coverings | true | true | Ground pangolins are adapted to defend their bodies against a predator with sharp teeth. They have hard scales covering much of their skin. When frightened, the ground pangolin can roll into a ball to protect the soft parts of its body. Which animal's skin is better adapted for protection against a predator with sharp ... | "iVBORw0KGgoAAAANSUhEUgAAAvgAAAEKCAYAAABnkCFsAAEAAElEQVR4nOzdd5gkR334//dMT+jJOe7M5rx3txd1SXfSKaCIEEiAgjEIDPwAgwFjG3hs88VgA5YtgTFgoiUQGCGCkLCE0imc7nRpL+9tjjM7Oznn+PtDz611CugQh7HleT3PPs/2THd1VXdXzWeqq2skjUajUa1WqdfrNDU1NTU1NTU1NTX97ySVSpHJZEgqlUqjGdw3NTU1NTU1NTU1/e8nlUqRNoP7pqampqampqampteHer2O9A+diaampqampqampqam86cZ4Dc... | null | [
"iVBORw0KGgoAAAANSUhEUgAAA88AAAEKCAYAAAAsMWftAAEAAElEQVR4nOzdd5wlaXnY+1/lOjmfzjlNT447m2ATLOyyrJYcVgglbIRsI0vIkixf6WLuteVrGX0MtnSNsGRsgRAIiRx2WTbOhpmdnZ0cuns6p5Nz5ar7R6+RuFZYoZWR8fn+193Vdd6qU8/5nKfep55XCIIgcF0X3/fp6urq6urq6urq6vpfkyiKyLKMIAg/6KF0df1QEruJc1dXV1dXV1dXV9f/+nzfx3XdH/Qwurp+aMndxLmrq6urq6urq6vrh4Pv+5yqB8x... | 0 |
math | kindergarten | count-scattered-shapes-up-to-10 | false | true | How many rectangles are there? | "iVBORw0KGgoAAAANSUhEUgAAAvgAAAFNCAYAAAB1zRu4AAAH7UlEQVR4nO3cMZLaaBhF0WGKNakTb6ab1HtAzBqcUmzGSeNFyYkDpS7U88PVOSt4EdwSnzgsy7L8AwAAJPw7egAAALAdgQ8AACECHwAAQgQ+AACECHwAAAgR+AAAECLwAQAgROADAECIwAcAgBCBDwAAIQIfAABCBD4AAIQIfAAACBH4AAAQIvABACBE4AMAQIjABwCAEIEPAAAhAh8AAEIEPgAAhAh8AAAIEfgAABAi8AEAIETgAwBAiMAHAIAQgQ8AACHH0QOAvvP... | [
"9",
"2",
"7",
"3"
] | null | 2 |
science | grade-5 | predict-heat-flow | true | false | Two solid blocks are heated to the temperatures shown. The blocks are placed so they touch. Which diagram shows the direction heat will flow? | null | null | [
"iVBORw0KGgoAAAANSUhEUgAAAJAAAADqCAYAAABN/8wfAAAQM0lEQVR4nO3dW3MTZ4LG8adbLbWOPuExjm1sBxMcHGwIxCBSSTEeFsJSS7bYTHb2MpWq+Qpztzdztx9ldqaytRfLGbaYpGKbGc4xXsCEkw+y8UG2ji31YS8aA8aSLfm1Yqn1/Kq4wLLbLeuvt1+1Wt2SZVlWJAOMJYGYAegWiPJSJCDkAj7wA9s9gBTRLOv60lavFlWiwzWA8ihp/+c9D9AdsOsiyidmAA8SwFQGeJgE5CXdvoHxUCFCLrsVAIgbgGy8dQNRIZZ... | 0 |
math | grade-2 | select-figures-with-a-given-area | true | false | Which shape has an area of 7 square units? The shapes are made of unit squares. | null | null | [
"iVBORw0KGgoAAAANSUhEUgAAAMIAAADCCAYAAAAb4R0xAAADX0lEQVR4nO3csU4cVxiA0bPLQiQHJ10syhSJH8GleQC/YV4jvUnrN8C2lBLSRYCRwLuaFCOkSGkSi8mYne9Uu1rpzkXcb6+2+VfDMAyX93y85XrHdpDsvc2K5wf89IwXR6wu74bh3dXc20rm8+o7Nh9uxzcnR7z8dqwk2XfXO84/cXHP+1vWV9vxgyLIkjw/GM883OxY7/72QbIkD2f+88B63q0kX4dCSBRCgkJIUAgJCiFBISQohASFkKAQEhRCgkJIUAgJCiF... | 1 |
math | pre-k | represent-numbers-up-to-10 | true | false | Which group has 5 rectangles? | null | null | [
"iVBORw0KGgoAAAANSUhEUgAAARwAAAEcCAYAAAAV9AvgAAAEuklEQVR4nO3dvW4VVxiG0e/4ryCAqBLlAuJ0VEh03A09l0JFwx0hJCQ6TPo4HbLBEo6tSXGElCaujp6JjteqZjTNWz2aXe3NsizL+fXMH1czl7czN8sA7MTRZubR4cxvD2Z+OZnZnH9flncXa88C9t3zxzNHn6+2L7+ezPz+07ZGALtweTvz6dvMn9czZ1czBxc32w9iA+zao8NtW2Zmvt7OHNz+6wPArv1oy9/LzMG6U4D7RHCAjOAAGcEBMoIDZAQHyAgOkBE... | 1 |
math | algebra-2 | find-inverse-functions-and-relations | false | true | The graph below shows a function. Is its inverse also a function? | "iVBORw0KGgoAAAANSUhEUgAAAtgAAAH8CAYAAADrBti4AACDgUlEQVR4nO39e3hU130v/r/nrtHofkESAglztYUBg8EOGLBdiK+xG3BT3DYXn6ZJnMbJafI9PU/bk+bX5vjrk/Nrk5zkOImdNid2Lm0aH2MnxhYEx9gQEYORsUCAMZZBV3QZaTSa6957Zu/vH8MeZoSEZtBemtv79Tx5HImZzyytvWftz1p77bVMmqZpICIiIiIiQ5gzXQAiIiIionzCBJuIiIiIyEBMsImIiIiIDMQEm4iIiIjIQEywiSjJv//7v6OtrS3+cyQSweO... | [
"no",
"yes"
] | null | 0 |
math | grade-2 | match-analog-clocks-and-times | false | true | What time does the clock show? | "iVBORw0KGgoAAAANSUhEUgAAAvgAAAEJCAYAAADhBFPCAABdSklEQVR4nO3de1yUZfo/8A+IAwKTynBwMHVABQ9MJyzALFFKOwhW2qb0bbddtd3aLdi2wwZbux3AamsX6lfbrra1HcB2pUJsSxIFNcCSLAcPoA6j5uAg42kYhAHl9wc7EyNzeGaYYYbh8369fAUz9/M8V8i8vJ77ue7r9uvp6ekBERERERH5BH9PB0BERERERK7DBJ+IiIiIyIcwwSciIiIi8iFM8ImIiIiIfAgTfCIiIiIiHxLg6QDI884bLqC9sxv6ju7e/3b2/jd... | [
"12:00",
"4:00"
] | null | 1 |
science | grade-5 | animal-adaptations-feet-and-limbs | true | true | Atlantic puffins spend much of their lives at sea. They eat mostly fish, which they catch while swimming and diving. The feet of the Atlantic puffin are adapted for swimming. Which animal's feet are also adapted for swimming? | "iVBORw0KGgoAAAANSUhEUgAAAvgAAAEKCAYAAABnkCFsAAEAAElEQVR4nOy9d7xcVbn//15r7TLlnJmTkx6SGEIg9BJAkCahCAJSlKKACqjcK3IVsKDei14u92KXqzQRRIqoiILYqT+BgEgJIqJ0EAjpySlTdlnl98eaM8lJPUAgXr/zzuu8cs7Mnr3X3nvtNc961vN8HuGcc1prrLV06NChQ4cOHTp06NDh/yZSSoIgQOR57jrGfYcOHTp06NChQ4cO//eRUiI7xn2HDh06dOjQoUOHDv8cWGuRG7sRHTp06NChQ4cOHTp02HB0DPw... | null | [
"iVBORw0KGgoAAAANSUhEUgAAA88AAAEKCAYAAAAsMWftAAEAAElEQVR4nOz9d5QlV3mvjz87VDyp0/TkqJlRjkgkEU2WZVnYBCNsDLLxAswywddgr2vMl8W1sY0NJtoYTLRM8gVj8OUCsoyEMEIRoQCKozSamc59UqUdfn9UT0ujOAhhcf07z6xZ3X3OqapdVXvvU+9+3/fzCu+9N8bgnGPEiBEjRowYMWLEiBH/byKlRGuNEOKxbsqIEf8tkSPDecSIESNGjBgxYsSI//dxzmGMeaybMWLEf1vkyHAeMWLEiBEjRowYMeK/B6N... | 0 |
math | grade-8 | nets-of-three-dimensional-figures | true | true | Which figure will this net make? | "iVBORw0KGgoAAAANSUhEUgAAAM0AAACuCAYAAACV3ImdAAAMwUlEQVR4nO3dT0wbxx4H8C8PQiQn1I7k8EdIxg6pRFRQ7B5ecohkm0i9JXAlFxMpPeNc2wPuobnWedfyJN94Rye5VWpYpBzaHmIjtypSS7xGQo1bpK7zAhIBlB6ccUzAmLXXzO7s9yP1UIV4xlK+zM5v/mzX27dv34KITuxfsjtA5DQMDZ0aTdPQ1dUl5T9N0yz7HgwNnYpUKoV4PC6t/Xg8jlQqZclndXFOQ52m6zoikQgMw8CNr8fgn/joVNvfLLzCsy9X4fP5UCw... | null | [
"iVBORw0KGgoAAAANSUhEUgAAAUkAAACuCAYAAAC7vP8mAAAhBklEQVR4nO3dfVBUZ74n8C/yomnBbhPCS0jobpEER1DaSYJ7F4dG855ViFmNZjILJDHZZFZoalJTFckUTa2aycxu2ejuzb0TDVAziRmTG1vNWxmVY2Sn1PFKO2jEEOxDXyleJPG0QIcXkf2jPSegQKDp7uf0Ob9P1S1r+mI/v64mP5/nPL/n94QNDw8PgxAyaWFhYaxDIEE0g3UAhBAiZ5QkSdBwHIewsDAm/8dxHOuPT0IUJUkSFFarFbm5uczGz83NhdVqZTY... | 1 |
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