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-7 | rational-numbers-find-the-sign | false | true | The number line shows an unknown number, t. Is t positive or negative? | "iVBORw0KGgoAAAANSUhEUgAAAlwAAAApCAYAAADgbPfrAAAGJklEQVR4nO3dT2iU6QHH8d87ybyJk2R1VhLQbtwselhCMATjmIiK9LQguox48SIWq6BIe2nx0i0Fg2CPoqCYHhpq8LA7HgSh9DTxkpkYs7M7GJbdNFHbhepm/ZPEJPNO5u0hztgY82eq8z554/dzCLxvhvALL/Pm97zPk2cs13VdAYCPdHd3y7IsHT582HQUeIRrDr8rNx0AAIr18OFD0xHgMa45/G7ZhctxHPX39yuRSKiuro5RBlCk1JirjiFHI5OuvhlztSccUPM... | [
"positive",
"negative"
] | null | 1 |
science | grade-5 | use-data-to-describe-climates | false | true | Which statement best describes the climate of Auckland? Hint: Summers in the Southern Hemisphere occur in December, January, and February. Winters in the Southern Hemisphere occur in June, July, and August. Auckland is a city in New Zealand. It is located in the Southern Hemisphere. It has a marine west coast climate. | "iVBORw0KGgoAAAANSUhEUgAAAtgAAALOCAYAAACTXGSDAAD/CElEQVR4nOzdeXxV9Z3/8de9N/u+J2RnCVnIypYQdhBEUZTFKtVWquOorTO0Y2e6Ob+Z6bROp612UduOM624tSoKLmFRQQiLEAIkhIQEkpCQBUL2PXf//v6IuRISIMhNbtDP8/HwITn33Hs+955z733f7/l+v0ejlFIIIYQQQggh7ELr6AKEEEIIIYT4MvlKB+zc3Fw0Gg0ajYbp06c7uhzxFbRp0yY0Gg3p6el2e8yxPK6rq6tt22pvb//C69hbVlYWGo2GP/3pTyO... | [
"Winters have more precipitation and lower temperatures than summers.",
"Summers have more precipitation and lower temperatures than winters."
] | null | 0 |
math | grade-2 | which-picture-shows-more-up-to-5-dollars | true | false |
Which is more? | null | null | [
"iVBORw0KGgoAAAANSUhEUgAAAlYAAAFmCAYAAACvN9QvAAEAAElEQVR4nOz9PWwky7bvif3ezMMgUsIIEcAAyvQ6DEFIelkyBNazuo5XB+OQzyKPtet4bK/pNY912ZZIb9M73NYhrSGNGezybrU1VYAAVXqd0AcU21ImMANEYEaaDI3m4cpYkVlF7u599nl333ffbdQCuiuZGRkRGZ8r1vqvtf7VP/zDP/xD9z/D/+N/gv/x38H/8g8c6EAHOtCBDnSgAx3oV9C//lfwn/+n8L/7X8H/9j+Df9X9f//hH/7P/8M/d7UOdKADHeh... | 1 |
engineer | grade-7 | evaluate-tests-of-engineering-design-solutions | false | true | Which of the following could Jennifer's test show? Wind turbines use wind power to produce electricity. Jennifer 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 mate... | "iVBORw0KGgoAAAANSUhEUgAAAUwAAAESCAYAAACW6uzYAAEAAElEQVR4nOz9WZMlSZbfif2Oqtpy7/U19si9sjKrqqu6u3pBA72gAHCEBAkOZUgKOaQQT3zhEwQfgMs73vAZKDIP5AtnhKDMoInBAGgAw250Y6qru6trr8p9idW3u9iiqocPamZ3cfdwj4yMysjMOC4udhfbrpna0bP8z//IP/pH/0h5Ls/luTyXz5H803/6Tz+T4zqAf/JP/gmqSoyRGCOqOvz3YozBGIOIDK+dczhjcc4ABlVBDfgI80aZz2oWdYX3nnJUsDOaMCo... | [
"if the new turbine could turn easily",
"whether the new turbine could produce 10% more electricity",
"how much the new turbine would weigh"
] | null | 1 |
math | grade-6 | changes-in-mean-median-mode-and-range | false | true | Look at this set of 8 numbers: How would the mean change if the number 10 replaced the number 82 in the set? | "iVBORw0KGgoAAAANSUhEUgAAAT0AAAAkCAYAAAD7Ne16AAAJr0lEQVR4nO3ce1hUdR7H8fcMw51gDAVFKvCGKIpiSqJAaGlrGlneWotMq11T99Fss3Lb7LHs5lrmSnbZnsrLghpqXtCKSFDxQgSJC2qErKyAonIdhmGYs3+g8zyjIGOcM0PN7/WPz/P7/Ybf5+F8/TJzzpmjkiRJAjCYjOia9DRLJiQEQRB++1SAk0qNh7MbLmpNy5gkSVK9sZEGY6N90wmCICjIQ+OKh8YVTZOpWTQ8QRB+93TGRpzVTqh1ouEJguAgdEYDaqOp2d4... | [
"decrease",
"no change",
"increase"
] | null | 0 |
math | algebra-1 | identify-direct-variation-and-inverse-variation | true | false | Which table shows direct variation? | null | null | [
"iVBORw0KGgoAAAANSUhEUgAAAdwAAAA/CAYAAABKBHltAAAPXElEQVR4nO3dfVRU9b7H8fcoKCIiiCksEREVR83UFElLxDEEMfABQ3SlnESuCzE16KaZoolKorbMB9S4eq7cqymD5GMm6yb4cLtrVVBeEyRNrw8dIHmQI0IiOPcPc3JCy9PZ7u3A97XW/LF/+8f8PuNvzf7O/Pbeo85hwdsmhBBCCPFE2QAcW75C6xyPzbDoXW4mrdI6hnhMbd6ZL/NlRWS+rIvMl3VppnUAIYQQoimQgiuEEEKoQAquEEIIoQIpuEIIIYQKpOA... | 0 |
math | grade-8 | identify-reflections-rotations-and-translations | false | true | Look at this shape: Which image shows a translation? | "iVBORw0KGgoAAAANSUhEUgAABbAAAAC3CAYAAADD5XikAAAixklEQVR4nO3df5DV9X0v/qcKKi4iWayyxyLNTUQbQZB1NKYBrJpEkpA2t42mvZmEW8333tvm1k77R1r1TtPvN71zO53bGe+97XT6/faHTqcZmK8/8eKkGkckI5J4DAtiA2KCLJxdEtmi/IwofP/gu+uyLsvCnl+fcx6PGSdndw/v85rjOwk8ee1zz0pyLAAAQFUcO+a31wAAUC1nN3oAAAAAAAAYjQAbAAAAAICmJMAGAAAAAKApCbABAAAAAGhKAmwAAAAAAJqSABs... | [
"B",
"A",
"C"
] | null | 2 |
math | kindergarten | am-or-pm | false | true | Tim is watching a Saturday morning TV show. The clock shows: What time is it? | "iVBORw0KGgoAAAANSUhEUgAAAtgAAAEJCAYAAACuWVASAABYXElEQVR4nO3deVib15k3/q9YJMASwhI2SF4QXiCxIeDgprW7AElqp5MQ4yZNG7cd47ZJf22nEzztpOu8xm1nmr7TqXG6vW06DenibnaNi9PEbhKLpDFNamIRvIFjI7wIsBEWSGYRi35/EKkCtBztAr6f6+IK6Dnnee4k4uLWee7nPhKHw+EAERERERGFRUKsAyAiIiIimkuYYBMRERERhRETbCIiIiKiMGKCTUREREQURkywiYiIiIjCKCnWAVDsjU+MYGxi2O1rCGM... | [
"11:00 P.M.",
"11:00 A.M."
] | null | 1 |
math | grade-8 | describe-a-sequence-of-transformations | false | true | What combination of transformations is shown below? | "iVBORw0KGgoAAAANSUhEUgAAAtgAAAEyCAYAAADA5Kd8AAA+U0lEQVR4nO3dd3SUZd7/8ff0SSGFntCJdJASpImCFXtHxAYKtn1cxdWfqysqAi7IyoK9Ia5t1bUsq4+LjwokiEoLVZrUUBJCTUKSydT798dAEAmEMpk75fM6Z89m5r7m/n4n5Jx8cnnNdVkMwzAQEREREZGIsJrdgIiIiIhITWJawF69uYiW12cw9ZMtZrUgIiIiIhJx9kNf5ObmkpOTE7XCO/aGKPWFmPjBJpIdu+jcwha12iJStaWmppKTk0N6errZrYiIiJy0soC... | [
"translation, then reflection",
"reflection, then rotation",
"reflection, then translation",
"translation, then rotation"
] | null | 0 |
science | grade-2 | identify-solids-liquids-and-gases | true | false | Select the liquid. | null | null | [
"iVBORw0KGgoAAAANSUhEUgAAAKUAAADCCAYAAAAo2gI4AABBnUlEQVR4nO29d5Ac133v+zk9OezOzsbZBCwWGSARCBIgwCCCSRQoiLJFWc+mgp+fXabKkl1l+T7rWrdUqstX1yX72uWSbalk+UllP8lMomVR95qUxAyCJMAEgljktNic0+QO5/3R0z09m7AzuwCW5HxRi5npcPp0z3d++Zwj3pyQcn0IKlyUUcZVxZQOpxLQl4WoG26tMrcrZUKWca1Q4YL1IfN9XM9vV8qELONawuKfKvPblGvTlTLKmBtlUpax7FAmZRnLDmV... | 0 |
math | algebra-1 | write-compound-inequalities-from-graphs | false | true | What compound inequality describes this graph? | "iVBORw0KGgoAAAANSUhEUgAAAtgAAAApCAYAAAAPgl6QAAAMd0lEQVR4nO3dbUyT5x4G8At5E5xSGSowGBtzsonimSiFw1CJGWNzMl6CQMZRotkkW5ZtUaMflh00umyZxsnMwogvGBazQYiMDRUWJkXhUBCVtzMimiBliwgKMsW21PV84LQToUhL7d2HXb8v2rt8uP48PO2/d5/7fhz0er0eU8jx48fh4OCAtLQ00VEmhXXYF9ZhX1gHERHZMyfRAaxNpVKJjmAVrMO+sA77wjqIiMieTbjBHhoaQkNDA5RKJebOncsZFxpXeWseylu... | [
"$-6<x \\leq-4$",
"$x<-6$ or $x \\geq-4$",
"$x<-6$ or $x>-4$",
"$-6<x<-4$"
] | null | 0 |
math | grade-2 | which-shape-illustrates-the-fraction | true | false |
Look at the colored part of each shape. Which shape shows one-half? | null | null | [
"iVBORw0KGgoAAAANSUhEUgAAAHwAAAB8CAYAAACrHtS+AAACaUlEQVR4nO3ZTWoTcRyH8e/kpYXa6qqK0FXryxECnsAjeIOCF+gZvEDxBD1Dr2A9Qa0vm4ARd0kbSGz4uxgC4q7TmME8z2c1w/AjP3jmzyxSlVLKaJ58niaTRXJbog3Sq5K9bvJ8J3mylVSjWSkX47bX0joMHia9q2l983Qrefmgfhu0OSaL5PIm+T5PPk2Tzvi2fmDszbTXrdsmyfUi6Sz+eKDNtGz7qySddlfRuhkcxuAwBocxOIzBYQwOY3CYXpOhn+/fZPb... | 0 |
math | pre-k | cones | true | false | Which shape is a cone? | null | null | [
"iVBORw0KGgoAAAANSUhEUgAAAK4AAACuCAYAAACvDDbuAAAVXUlEQVR4nO2df3BUVZbHv/d1p9Ppzm+SNAmBZAgkCEiEIIii7vijXMcZnHW0qHJYdqa01l1315WpHcvBrd2aKodSy7F2h11XLaxxRVF3h5pRRx0VWNCoA0wCRIIEjBAIhPzu/OhOd7r73f3j9Xv9Oh1I3k2/X537+SOd9Lvv3tPdJ7fPPefccwmllF4aB74OAiMxIErB4VgOJwHyHMBiD+BzAeRSmNJDw2aLxeFMn7X5gPN0UPqj3AXUeSWt5nCsxkgMaAsAXeP... | 2 |
science | grade-4 | animal-adaptations-skins-and-body-coverings | true | true | Leaf-mimic katydids are insects that live in places like tropical forests. This katydid is adapted to be camouflaged among green leaves. Which animal is also adapted to be camouflaged among green leaves? | "iVBORw0KGgoAAAANSUhEUgAAAvgAAAEKCAYAAABnkCFsAAEAAElEQVR4nOydd5wV1fn/3+ecmXvv9gV26aBSRREQeyOiYiVW7B1LojGJGg2axPhTE0uwRUVjjT0aFGtiBCUWMAoiYheRKm1h++0zc87vjzP3bqGtiJqvuZ/Xa2H33rlnzjxzZvd5nvN5Po8wxhjf99FaU0ABBRRQQAEFFFBAAQX834SUEsdxEJ7nmYJzX0ABBRRQQAEFFFBAAf/3IaVEFpz7AgoooIACCiiggAIK+GFAa438vidRQAEFFFBAAQUUUEABBWw5FBz8Ago... | null | [
"iVBORw0KGgoAAAANSUhEUgAAA88AAAEKCAYAAAAsMWftAAEAAElEQVR4nOy9d5wkdZ3///xU6NwzPTnP7Oxszruwy8ICsmQQSaJIEBXM59dTTw7DeYrh8AQRxYT4U1RUFCWISs6bc06zM7OTc+rcXVWfz++P6pkNLLLqqndePx+C3dXVn/rU5/OpoV+fdxJKKWXbNlJK8uTJkydPnjx58uTJ878TTdMwDAMhxD+6K3ny/FOi5YVznjx58uTJkydPnjz/+5FSYtv2P7obefL806LlhXOePHny5MmTJ0+ePP8c5H/b58nzt0P7R3c... | 1 |
math | grade-5 | reflection-rotation-and-translation | false | true | How has this figure been transformed? It has been... | "iVBORw0KGgoAAAANSUhEUgAAAPoAAABkCAYAAACvgC0OAAAH80lEQVR4nO3dX0xb1x0H8K/xBQwEDKS4GcnoCEnbiKCkmdqs0jScNlUqrao0tVIVqqqg/nlqlE5Tq2lPTqs+LOpLW+1hDxM8LeqkTWjStIdpQVG2NU1V1VJMl6pp04RCGkjBAYxtuOb2ARxBEuNj/Oeee37fj4QS28eHg3O+cLm+v198vb29TjgcRimcOXMGjuOA821+vpGRkZLM5bZwOKz16yxtPiscDiMSiZRkwhMnTsBxHM5XxHym4L7Sa76qksxERFpj0IkEYNC... | [
"rotated",
"translated",
"reflected"
] | null | 1 |
math | grade-6 | quadrants | true | true | Which shape is in Quadrant III? | "iVBORw0KGgoAAAANSUhEUgAAAfkAAAH8CAYAAADSe9ZXAAA5kUlEQVR4nO3de2xU54H+8WfswcY2tjEYY5sY52YgAYcECOFmGkrQkpAlVxTxSy9RstVSqSLqRpVStlt1o4ZNtUqb0DS7ZbcK3W22VRC0DcVZCknAMSXEEMCAoUAaY2JsbPBt7PHMeC6/P7zjcjMeg8+cOa+/H6lq5nh8zpM34/PMe86ZM65IJBIRAAAwTpLdAQAAgDUoeQAADEXJAwBgKEoeAABDUfIA9Otf/1q7d+/uexwMBvXDH/5QXq/XxlQAbhQlDxhuw4YN2rB... | null | [
"iVBORw0KGgoAAAANSUhEUgAAApcAAAH8CAYAAACEt4SVAAA/vklEQVR4nO3dfXBV9YH/8c99SEISkpAQQhIM8SmAQkQBUR5CpcgsiouPjOOPPji6nbUzHZyu0xnrup2uU1k7O7ZKrbtltyPdrW1XFmqlxEVQIYQiBgQCBATUEAwJScjTTW7uvbkPvz/SREIIuYFz7rkneb9mHL0nN+d8enpy7ud+z5MjEolEBAAARhyHw2F1BIxCTqsDAAAAYOSgXAIAAMAwlEsAAAAYhnIJAAAAw1AuAej3v/+9du/e3fc6GAzqJz/5ibxer4W... | 2 |
math | grade-7 | 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 area will be true? | "iVBORw0KGgoAAAANSUhEUgAAABcAAAAOCAYAAADE84fzAAACAElEQVR4nLWTsUtqcRzFj2KEDtoVhwi9iAYJ7jlUWw0OKlwCvYI41CqILhL4N+jaoLXVbRFEF1HE/0BEhwZdGtLCm4YQKXIaHu/Ko3jY43XGw/l9ON/fl6+OJPFD0v8UWIM3m03s7e3BbDbD7/dDVdV/BubzeZyfn/+Cv7y8IBqN4vLyEk9PT7Db7bi9vf0/1QuFAmVZ5t+kqiqNRiOHw6HmpVIpJpNJvr29UZZliqLIg4MDJhIJnp2dkST1nU4HgiDg5OQETqcTsVg... | [
"The ratio of the new area to the old area will be 9:1.",
"The ratio of the new area to the old area will be 4:1.",
"The ratio of the new area to the old area will be 2:1.",
"The ratio of the new area to the old area will be 8:1."
] | null | 1 |
math | grade-4 | identify-equivalent-fractions-using-number-lines | false | true | Is 5/6 equivalent to 2/5 ? | "iVBORw0KGgoAAAANSUhEUgAAAtgAAABwCAYAAAAkAwevAAAXYklEQVR4nO3df0yUd54H8Pcw/BoQGBgGYSgrakXR5dqqB0yrYtemoRpsS1vF6qnxyG4Ntdfd0mxNe9m2t2cwXYKnZg/trlXRJuq6rrZcm6ttgZTjh6itYrUxRNQyImAGFGaQZ4bn/sBhS9UtygPfZ57n/Uo0mQdM3vEDw5vvfJ/vGGRZlqERZWVlcDgceOWVV2AymUTH0a3q6mp89dVXePrppzFt2jTRcXTrypUr2L17N9LS0rBw4ULRcXRt8+bNMBgMWLdunegoulZ... | [
"yes",
"no"
] | null | 1 |
science | grade-3 | use-data-to-describe-world-climates | false | true | Which statement best describes the climate of Christchurch? Hint: Summers in the Southern Hemisphere occur in December, January, and February. Winters in the Southern Hemisphere occur in June, July, and August. Christchurch is a city in New Zealand. It is located in the Southern Hemisphere. It has a marine west coast c... | "iVBORw0KGgoAAAANSUhEUgAAAtgAAALOCAYAAACTXGSDAAEAAElEQVR4nOzdeXhU5dn48e9k3/eNkI0lZIEQwhZI2DdRFGRRpG5U66u2vqXWtlr1/bWvbW1frbZ1a2sXcasLCi6BgMgSFiEESAgBEpKwZGFJCNm32Z7fH8MciAkQZJJJ9P5c11zJnDlnzj1zzszc88zz3I9OKaUQQgghhBBC2ISDvQMQQgghhBDi2+RbkWBnZWWh0+nQ6XSMHj3a3uGI76CVK1ei0+kYNWqUTe6vtbWV5557jjFjxuDj44OrqytDhw7lySefpKamRlv... | [
"Winters have slightly more precipitation than summers.",
"Winters have higher temperatures than summers."
] | null | 0 |
math | grade-1 | ordinal-numbers | false | true | The first picture is a dog. Which picture is second? first | "iVBORw0KGgoAAAANSUhEUgAAAtgAAABdCAYAAACfMRFHAAAj1UlEQVR4nO3de3QUVb4v8G8l3R3y6A4hTBJCIpDIK4aAIwTIOJA5hgijvFEEdBgGODI6B0ER7rpXgbg4aw0IjHA8igecoCIKgjDiM4kzMC4DKBxigISHiWEaQlppIZ0X/UjX/aPpTifpR1V1VXen6vdZSxd06rHZfIu9u2rX3gzLsiwIIYQQQgghoogIdQEIIYQQQgiRE+pgE0IIIYQQIiLJOti3rCwGfWHCvX9vwi0rjUIhhBBCCCHKIKiDffi6FUUXbvvsOB+9YUN... | [
"dog",
"paw",
"house"
] | null | 1 |
science | grade-4 | use-scientific-names-to-classify-organisms | true | true | This organism is a green tree frog. Its scientific name is Hyla cinerea. Select the organism in the same species as the green tree frog. | "iVBORw0KGgoAAAANSUhEUgAAAvgAAADMCAYAAAAGVtdxAADhS0lEQVR4nOy9eZxlV1mv/6y19j5jzV09ZiBDZx5ICAEFQQMCYVKiESSgIMgFZLqAEIM/zUUU8AbCEIPAZZZ44QIqFxSSK6ACAQIhZgISEpJ0J50eq2s6wx7Wen9/rL33OaeqOoRQiMJ6Pp9Kqs7ZZ++1h6p+17u+7/dVIiJ5nuOcIxAIBAKBQCAQ+HlGa00URT/tYfxY6BDcBwKBQCAQCAQCHucceZ7/tIfxY6FDcB8IBAKBQCAQCAz4rx4f65/2AAKBQCAQCAQCgcD... | null | [
"iVBORw0KGgoAAAANSUhEUgAAA6IAAADMCAYAAABp7h4wAAEAAElEQVR4nOy9d7xlVX33/15r7XLK7Xf60BmqoqDBLhGNCoqJRGyYJyoau/igQUR/T4gxjyXYETvEWBLzaIolGkg0GlABBWQGLEidgal3bj1ll7XW9/fH2ufce2cGHBAlMefz8jj3nN3WLuewP/vz+X6+SkTEWov3ngEGGGCAAQYYYIABBvifDK01URQ92MP4laCUerCHMMAAvxR6QEIHGGCAAQYYYIABBhggwHuPtfbBHsYAA/zWIxqQ0AEGGGCAAQYYYIABBlj... | 2 |
math | grade-8 | identify-trends-with-scatter-plots | false | true | Does this scatter plot show a positive trend, a negative trend, or no trend? | "iVBORw0KGgoAAAANSUhEUgAAAtgAAAFhCAYAAABK/t0lAAAjsElEQVR4nO3de3SU1cHv8V8gQRKSkJMxmASoSSEJkmERMqOArhdR+/ZAJd7OsVDt6w0h0lW1NbZiV9VUwKZdUFpRFOpdK7wtdWnjUlwuEUo9ITaD+DpRCNQJcguBUXIjmATm/GFJTZPhktnzPDOT78flWsyzk+xf4I/5ZWc/+4kLBAIBAQAAADBikN0BAAAAgFhCwQYAAAAMomADAAAABlGwAQAAAIMo2AAAAIBBFGwAAADAIAo2AAAAYJBlBfvYsWM6duyYVdMBAAA... | [
"no trend",
"negative trend",
"positive trend"
] | null | 1 |
science | grade-3 | identify-materials-in-objects | false | true | Which material is this hat made of? | "iVBORw0KGgoAAAANSUhEUgAAAMgAAADICAYAAACtWK6eAACSbUlEQVR4nO39aZBkWZYehn3P9313j31fMiIjt6rK6q7qRo91A4MZGocciBQBjSDKIIGQTDQjIQk0bhJFEhAIkAIgwmRGaoYgCaMRCwmTSImSANgMZrqru2vLyso19j08Vo9wD9/35emHx3fy+gv3yMjqqurqnjhmYRHhy1vuu+fes3znO8CN3MiN3MiN3MiN3MiN3MiN3MiN3MiN3MiN3MiN3MiN3MiN3MiN3MiN/KET7ed9ATciYgVguvhbu/i7CaAFoP7zuqg/7HK... | [
"wool",
"asphalt"
] | null | 0 |
science | grade-7 | 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? | "iVBORw0KGgoAAAANSUhEUgAAAmwAAAGZCAYAAAA0Im0SAACeOElEQVR4nOzde1xb9f0/8FcSLklIgHItAUpvkNraFgu9eSttp/NCOp22Wuq0/rSgzk0t6HReStV5maBudSp0X61OwdumNniZVk3r7M3Qq70EegdCS8s1QLgkfH5/0JwmJECA3Dh5Px9zkJOT8/kkhTfv87kKGGMMfqy+/hxOnDiJzs4OCAQCb1eHEABAYGAgYmJiMW7cOG9XhfAYxT/iiyj+ORbg7Qp4U09PD2pra8FYD4KCgrxdHUJs1NefQ1xcHAIDA71dFcJDFP+... | [
"sample A",
"neither; the samples have the same temperature",
"sample B"
] | null | 0 |
science | grade-7 | identify-rocks-and-minerals | false | true | Turquoise has the following properties:
naturally occurring
fixed crystal structure
pure substance
non-metallic luster
solid
not made by organisms Is turquoise a mineral or a rock? | "iVBORw0KGgoAAAANSUhEUgAAAMgAAADICAYAAACtWK6eAAB3wElEQVR4nOz9SZOl153mif3O8I539DE8BgQiMBAkmCSTyawcqqqzqrq6utvUK7XJSm1tVmZaaadPoe8gLWTaSBttZNKiJesyZSmrrCurMyuTmSSTJABiCAAx+3T9Tu9wRi3OdQ8PAAyymxiIlD8wx/W4fof33vc87/mPz1/EGCNXuMIVPhPyqz6AK1zhtxlXBLnCFV6AK4Jc4QovwBVBrnCFF+CKIFe4wgtwRZArXOEFuCLIFa7wAlwR5ApXeAGuCHKFK7wAVwS5whV... | [
"rock",
"mineral"
] | null | 1 |
math | grade-3 | fractions-of-a-group-denominators-2-3-4-6-8 | false | true | What fraction of the shapes are circles? | "iVBORw0KGgoAAAANSUhEUgAAAtgAAABKCAYAAACB4iNkAAALaUlEQVR4nO3dTWwb1RrG8ccdf4wdf8T9SGioEwRqArr0qiyKRNWuYAd0cUFCqljQLSyBxdVdXt0dbLulC9QdLArdXVZUvRJdgOiVSlKBqK1+JDQkjt2Jx85kWDh2KU0aOzkee5z/b5vYPufRK51XZ2bORHzf9wUAAADAiH39HgAAAAAwTGiwAQAAAINosAEAAACDov0eQEtxri5Jcp11SVIi1ez9J6fjfRvTICInmEQ9AQBgXuAN9nypoZs/1FScdTVfashd7ewZy0Q... | [
"3/6",
"3/8",
"1/4",
"3/4"
] | null | 3 |
science | grade-4 | identify-minerals-using-properties | true | false | Select the one substance that is not a mineral. | null | null | [
"iVBORw0KGgoAAAANSUhEUgAAANcAAAEGCAYAAAD2aACLAAC2M0lEQVR4nOz92ZNl2XXmB/7OfO48+fXrs8eUERmZyAEJgAAJEAUWWZRM1ZK11LKWdT/KqvQnyPpdjyVZt/VTd0tPXaUSuwaqSIpCsUiCIJBAYmQOkZkxh8/D9TuPZz6nH/bZOyLBZJEYAkigfBkc7uHpw/V799prrW9961va9ydZdqsEFYNLu7RL+wlslsD9BZyF0DDhS3Xxef3SsS7t0n46qxhwqyQ+nidPP69fOtalXdpPb9KPouzp5/RfzEO5tEv71bdL57q... | 2 |
math | grade-6 | absolute-value-and-integers-word-problems | false | true | The temperature at which a liquid becomes a solid is called its freezing point. For example, water freezes into ice at 32°F. The freezing points of three other liquids are shown in the table. Which liquid has the lowest freezing point? | "iVBORw0KGgoAAAANSUhEUgAAAPsAAAB/CAYAAAApU7RoAAAeS0lEQVR4nO3deXxM5/7A8c/sia1ZECQpUXtEYgtRQhKhQptUpIut5KrGz+3trVY1lqpW0SpXW3uVNrq4qkqolC4IQSuu3NpdshBrJEiYZCaTOb8/IsPINhPZmOf9es3rlcw855nnzDnfOc/znDPnK1Nvz5UQatT/+trRendeTTdDeITpBtghr+lGCIJQPUSwC4KNEMEuCDZCBLsg2AgR7IJgI0SwC4KNEMEuCDZCBLsg2AgR7IJgI2pVsK/zVvNJe1WN1/95RxVz2yi... | [
"mercury",
"linseed oil",
"castor oil"
] | null | 0 |
science | grade-3 | compare-temperatures-on-thermometers | true | false | Select the thermometer that shows the higher temperature. | null | null | [
"iVBORw0KGgoAAAANSUhEUgAAAQIAAAECCAYAAAAVT9lQAABxwUlEQVR4nO2de1xb9f3/XyfJyeUEciFAC4QCbYFyaQu1loLVqtR70Tld3ddtWnfV7j513+/P6S520zmtc26r7uJ33Xdzs3XOTeq0tVStCqWtLbVA5WKBJtAWCEmAnFxOLr8/Qg45SYCcJJBA83w8fNgcck4O5JzXeX/eV8Lj8XjOO4BuGhhzAU4PkiRJssAREUCqECikgEVigDhv93iOjMb7tJIkSRIvqhSAqIv2vsgSA8Vyr0okSZJkYTPmAjoswDkH0EkDglG... | 1 |
math | grade-8 | front-side-and-top-view | true | true | If you look at this object from the top, what will you see? | "iVBORw0KGgoAAAANSUhEUgAAAtgAAACQCAYAAAAyRxwtAAAkHUlEQVR4nO3de3CUdZ7v8TcLGAYC3YwKKi6dRgG1QNLMcJlTxnRzqQOuhKBjJgzWoQPoeIGku86ZC5eqdKoAdWa30sB6B9LMgQHjhRY4AysDeRDPDIhlN5dhBFnyhCUbwfX4IGEIkkzOH6FbGBES0kl34PP6S2L383zz3ze/+v6+n06NjY2NiIiIiIhIQvxDsgsQEREREbmeqMEWEREREUkgNdgiIiIiIgmkBltEREREJIHUYLeDVatW0bt3bzweD9FoNNnliIiIiEg... | null | [
"iVBORw0KGgoAAAANSUhEUgAAA1AAAACgCAYAAAACYY21AAAozElEQVR4nO3de3SU9b3v8Xc2YNgQmKGtXIybySAXdXPJ0ErwLGNmuKwDVkOiNQ3FtZlwsV7DZK3TVsC1MlmLi9jdlQmp4gXIZB9SMNgyAufIrsU8GE8L4jIDWirINk8o7AjW7QMECZKY80fMbOoFApnJ5PJ5/ZOV4Xl+zzdr/uGzft/n+0sAWhARERERkahoaWnho8/h6Gdwthma9L/tbq1vAgzqA2MGwLDrIAEFKBERERGRqPnoQgtvnYl3FRILaYOhb7yLEBE... | 0 |
math | grade-8 | changes-in-mean-median-mode-and-range | false | true | Look at this set of 8 numbers: How would the range change if the number 72 replaced the number 18 in the set? | "iVBORw0KGgoAAAANSUhEUgAAAT0AAAAkCAYAAAD7Ne16AAAJy0lEQVR4nO2daVSU1xnHf7PADNuArOIgiCyCCyoqgWBi3CAqRk2TNDlJk/TUtulJeszS9JhzetL2Q3vyqTlp0zTNMbGmWTRNclITNBqMuEQURQQU2QSUVdkZthlm5u2H0SHjEqYy78wk3N837vu8PH8e3vu/c+99LygkSZIAzGYYGQGrFZAQCASC7z8KUCpBqwW1+mqTJEmScQSMRs9qEwgEAjnRaECjBbXFLAxPIBD88DEaQaUGpTA8gUAwWTAZQWmxeFqGQCAQuAe... | [
"no change",
"increase",
"decrease"
] | null | 2 |
math | pre-k | count-corners | true | false | Which shape has 3 corners? | null | null | [
"iVBORw0KGgoAAAANSUhEUgAAAJoAAACaCAYAAABR/1EXAAAHRklEQVR4nO2dz1bbRhSHryHJIk3aTU97+gBtHyFP0Xfq04SeAMmBbuwVWYRNYOMVpO6iqzotObawbEmxLU8XIomZ2lgy0sy9d37fij8HPIjP0nz2SGoZY8z7KdGfCVGcE80NAXBvHrSInu4S/fiY6PtHRK33H415O/I9LKCZZ18TPeglxSc/PCL6+avCQgDuS5wTvZsQ9adEfyREO6N58Q1IBurk6W7hFBHROCfayZe+AUCdfHJqZoh2/A4FhAJEA06AaMAJEA0... | 0 |
math | kindergarten | count-scattered-shapes-up-to-10 | false | true | How many hearts are there? | "iVBORw0KGgoAAAANSUhEUgAAAvgAAAE/CAYAAAAzJ7dyAAA//UlEQVR4nO3d55tc5Znv+99atSpXdQ5qqdWt1IogQBkh2QgQ2Aw2IxiSZYMB29cY7/Nin+u8OP/GObP3NfuMt+3xOO1hzBAGGLMxYIIFioBQQlmtVuhWq2NVV651XjRtExQ6VNVaVfX9XJdeGMnVt3qpq37rWfdzP4Zt27YAAAAAVATT6QIAAAAAFA4BHwAAAKggBHwAAACgghDwAQAAgApCwAcAAAAqCAEfAAAAqCAEfAAAAKCCEPABAACACkLABwAAACoIAR8AAAC... | [
"1",
"6",
"7",
"3"
] | null | 1 |
math | grade-3 | choose-the-appropriate-measuring-tool | true | false | Which tool would help you put the correct amount of cornmeal in a recipe for cornbread? | null | null | [
"iVBORw0KGgoAAAANSUhEUgAAAJYAAACnCAYAAADzJ6XqAAAV5klEQVR4nO2de1hTR97Hv+ESLgkaEAgoCAFEARW8QhdfW7sWRaxW6trqy7a2FttVu9Rut1pF3NpaVm2ruNZedK3Yd4Wtt622q+kqVCutWq2hsrXVBFBrBUS5mACBkHn/iKRGIiQhc05I5/M8eeCcmTnzm5NvZub8Zs6MgBBCqloBZRNwqx3QETAYVuMmAHxcgUHegFQICKq0hJxq5NsshjOR2Adwu9hkOAgWAoNFBtUxGNZyqx34UQNcawUuNAEujTpDABMVoyf... | 2 |
math | kindergarten | ordinal-numbers-up-to-fifth | false | true | The first picture is a boat. Which picture is fifth? first | "iVBORw0KGgoAAAANSUhEUgAAAaUAAABdCAYAAAAFZHluAAAbXElEQVR4nO2df3AUVbbHv90zE5KQSUgIv5KIggn5IQKCm8QtwayQFKwgSOJTwloSXY1b9QyxBK11QcLK/hCzLolWmSAadmsF1ITdFRTfBHxRrHqJBY+IvAkQ8ME6SVAwj2QggZlM9/ujM7+S+dEzmZ7p6TmfKkvSc6fvSeqce+49955zGZ7neRAEQRCEDGBDLQBBEARBWCGnRBAEQcgGyZzSVTOPGf/Rj7s+M+KqmSKEBEEQhHf8ckr/6DFj6+kbHp1Ny5UhXBjg0N5... | [
"bucket",
"boat",
"crab"
] | null | 2 |
math | algebra-1 | write-compound-inequalities-from-graphs | false | true | What compound inequality describes this graph? | "iVBORw0KGgoAAAANSUhEUgAAAtgAAAApCAYAAAAPgl6QAAALaklEQVR4nO3dfUyb1QIG8KfQllHcoAQYVDcmVx37yiZDRkcgzmRmBkfsZtkaiS770EX/WDI1M9GYuLhFoxmKaJQ7lDizLHDZkk0XyTJnUQalfE2HcDcXGSDXUVyhiiulrPeP2ipCN9oyTt/u+f01TrvkObxAn56e931lLpfLhTBy+PBhyGQyGAwG0VGCwnmEFs4jtHAeREQUyuSiA0y3np4e0RGmBecRWjiP0MJ5EBFRKJtywR4dHUVzczNMJhOSkpK44kI31FdpQd9... | [
"$2 \\leq x<4$",
"$2<x \\leq 4$",
"$2<x<4$",
"$2 \\leq x \\leq 4$"
] | null | 1 |
math | algebra-1 | compare-linear-functions-graphs-and-equations | false | true | Function A and Function B are linear functions. Which statement is true? | "iVBORw0KGgoAAAANSUhEUgAAAjcAAAGlCAYAAAAGbtd7AABQMklEQVR4nO3de3xT9f0/8FeSJk2aFFoKKZcWSMEC2kJRsEVuAiIgOhW5eBki3yn77ifzMvGr0w2/uk2d06mbOId31HlBJgib4tcCAkLpcIJFoSJpoaU2LaWhTU/uOb8/WGILpUl6Tq59PR8PH0jO6TvvhHc+fee8z0kUoiiKICIiIkoSylgnQERERCQnNjdERESUVNjcEBERUVIJqbnp27cvFArFOf/bt29fhNMM3WuvvQaFQoGioqKo3/dnn30WeE4uvPDCqN8/EYV... | [
"The y-value of Function A when x=3 is greater than the y-value of Function B when x=3.",
"The y-value of Function A when x=3 is less than the y-value of Function B when x=3."
] | 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? | "iVBORw0KGgoAAAANSUhEUgAAAtgAAABICAYAAADMKoJvAAALNUlEQVR4nO3de1SUdR7H8c/AcBNQFFEMLVSsvCIiXtg6YpZoa0dNw8oLKmV50rQSy9PusXa3tRPYVYs9YqK2Wmam1Ua6GVipeSO8U0hiWF4SQ0TlPvtH5cl1KIWZeeaJ9+sveJ7h9/vMfx+e85v5Wmw2m00AAAAAHMLD6AAAAADAHwkFGwAAAHAgty/Ymw+t1dRlURo836Lxi9pr86G1RkcCAAAA6mRx5zPYBSdzNXV51GXXl91/WKFNw10fCAAAAPgdbv0Eu66n1Vv... | [
"less than a right angle",
"greater than a right angle",
"equal to a right angle"
] | null | 1 |
math | kindergarten | subtraction-sentences-up-to-10-what-does-the-model-show | false | true | Which subtraction sentence does the picture show? | "iVBORw0KGgoAAAANSUhEUgAAAJYAAAAyCAYAAAC+jCIaAAANu0lEQVR4nO2ce3BU133HP3ffD2ml1eotgRBCD5AMSAQQhJexCTbIdm0Sp1O7No7HM2ndTDvOpNPOxI1d127S1p5kpn+4nmmDm5LaaWknNjAO2NgFjBIsZB4CpEVC0WOl3UXal7S72l3t3v5x0a4WPdCukcQKff/R3HvO+Z3f9/6+uuec3z1nBVEURRaxiDsM2Xw7sIiFiUVhLWJWsCisRcwKFrywzO2d8+3CBCTjU6rxUMyhH3OOAwcP0Xi2mU0b6tj/1L75dgdIzqd... | [
"3 − 1 = 2",
"2 − 2 = 0",
"4 − 2 = 2",
"3 − 2 = 1"
] | null | 3 |
math | grade-3 | match-clocks-and-times | false | true | What time does the clock show? | "iVBORw0KGgoAAAANSUhEUgAAAvgAAAEJCAYAAADhBFPCAABOJklEQVR4nO3de3BT550//ve56OKLZBtDuNgJtyRg0yaEtNi50W4T09mSZn4Tk93QdLdLum3a+TY1nYb0jxY6hewfDXQCSWfaJBtot90k3UB+v+mG9Bs7aXfdEuykJUCLHAg3xzLGGGP5yBddjs75/SEsLGxJj2Rd7fdrhsGSHh09MT7x5zzn83w+kmmaJoiIiIiIaFqQcz0BIiIiIiJKHwb4RERERETTCAN8IiIiIqJphAE+EREREdE0wgCfiIiIiGgaUXM9AcoDIRM... | [
"two forty-five",
"ten fifteen",
"nine fifteen"
] | null | 2 |
math | grade-3 | compare-area-and-perimeter-of-two-figures | true | false | Which figure has a greater area? | null | null | [
"iVBORw0KGgoAAAANSUhEUgAAAL4AAAB2CAYAAAB2zylEAAAG7UlEQVR4nO3dS0jUex/H8fd4KavjE2n62I3I1MdxUdImKUOhRsgaE6WrxLSoFoJ0c2UURdtaRG1sMS1qoaAE5yhIGZMaBYcKUUOyOGaR+tBJ7TJmXvo/C21IPMGjziX7fV4w6Mz/5/CFec+PPzLM32ZZltU7DC8G4eMYjFqI/HIibBAdDskL4d/zwNb7xbL+/BDqsUSCZ+O/IOL54PidZfPgP4vG3xUiv5qPY/DMCz3D0DEIYR9Gxw8oevmVRYePNw7waQzCxr4... | 0 |
science | grade-5 | 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. | "iVBORw0KGgoAAAANSUhEUgAAAtgAAALOCAYAAACTXGSDAADyRElEQVR4nOzdd3zV9d3//8fnjOy9CCEJYYQMCCGsQFgiQywCMhzURbV+1daW9tJWa+3V/mxre7WXtnW0vbrA1aooqIShghKWhJUQAgkkISEJK3ucjDPfvz9CDkSCBDnJCfq6327cSD6fzzmf55l5nfd5D00ppRBCCCGEEEK4hM7dAYQQQgghhPgqkQL7OpCVlYWmaWiaxtixY90dR3wNrV69Gk3TGDNmjEuur62tjd/97neMGzeOgIAAPD09GT58OE899RS1tbVuzdZ... | [
"On average the winter months are colder and drier than the summer months.",
"Winters have lower temperatures and more precipitation than summers."
] | null | 1 |
math | grade-8 | base-plans | true | true | What does this object's base plan look like? | "iVBORw0KGgoAAAANSUhEUgAAAtgAAACwCAYAAAA16xkbAAAke0lEQVR4nO3dbVjU953v8Y/GmHjHnRmtEgVmr2CUpkBoxl4VCh7tnl01Va6cJGZbBbLmxsauQ5JLG5MGtFFrsjmMG4ym6VbEtCab3QVv4klPMI4NJJEuOsYqHnRhggKC4iCoCIqcBxMm1RIEmRsY3q9HnQkw3/TR5//LZ37fQe3t7e0CAAAA4BaDfT0AAAAA4E8I2AAAAIAbEbABAAAANyJgAwAAAG5EwPaCLVu2KDg4WNOnT5fNZvP1OAAAAPAgArYH2Ww2TZ8+Xam... | null | [
"iVBORw0KGgoAAAANSUhEUgAAAygAAACwCAYAAADkKUpCAAAqtElEQVR4nO3de1jUdd438DeIJirIocGQEJj7Fg9UgGxDrbBAuPfej5rK1W3pboq0djAth/LWMhM0lVvbHsbC1E4gtotl3eCJxzaMcYVKWmzIAAODaZSjwAygjBx9/hhn0nZCDjPzmxnfr+vay2tGYd7xF+/9fn7fj8O1a9eugYiIiIiITMLBwUHoCDbNUegAREREREREeiwoRERERERkNVhQiIiIiIjIarCgEBERERGR1WBBsYB9+/bB3d0dMTExUCgUQschIiI... | 0 |
math | kindergarten | equal-sides | true | false | Which shape has 3 equal sides? | null | null | [
"iVBORw0KGgoAAAANSUhEUgAAAJoAAACaCAYAAABR/1EXAAAGqUlEQVR4nO2dXU8bRxSGjyGgNiXtRaVWvajUm7Y/IT+gPxwEIRJISSS4CU0jlSvoxdp4/bF417vTiyUKIQZ77Zkzc855HylSwFgs8MjenX3PvD3nnLsuif6ZEo1qorkjADbmWY/oxTbR78+Jft4l6l3PnDvNYx8W0MzL74mefZi2H/yyS/Tnd62FAGzKqCa6mBBdlUR/T4m28nn7ACQDPnmx3TpFRDSuibbqew8A4JNPTlWOaCvuoQArQDTAAkQDLEA0wAJEAyx... | 0 |
math | kindergarten | cubes | true | false | Which shape is a cube? | null | null | [
"iVBORw0KGgoAAAANSUhEUgAAAK4AAACuCAYAAACvDDbuAAAZK0lEQVR4nO2dW3Cb5ZmAH1tnS7EkO5FE7Nhu0ljsbLDbTTYxFyEc2nQGSHYvyF4USq843HRnYMrdTpl2etdO6SUUbraBXizcrFNgOJMws3FSA5WTnUV2k1qOCJISWZJlnSV7L379P5KtJDofv2eGMTr+X6zHr97v/U59m5ubm740/C0O0RxkNxEI2g51H+xQwf4BsGuhz5fa3Ly41upmCQTlc2QQ1Etx6cZdWnAaJasFgnYjmgN3DL5Jw2Ic+tey0gNCWkE7s0M... | 2 |
math | kindergarten | addition-sentences-up-to-10-what-does-the-model-show | false | true | Which addition sentence does the picture show? | "iVBORw0KGgoAAAANSUhEUgAAAtgAAABUCAYAAAC4PkCPAAAQCUlEQVR4nO3dS2xdx33H8d/MOec+SYqiJephV5YsvxD4oTRxC9SBDceJ00WLpE3RNIuki3qRIEXbZOlVl1m3mwbtomhRJCjQFoVTIA2yCmK0RWA7cFpDjiw/ZFs0Ly2LInl5ec9rurikRFkULVLnzLmP7wcQIF9dnpkfDuD5c86cGeOccwIAAABQCFt1BwAAAIBxQoENAAAAFIgCGwAAACgQBTYAAABQIApsAAAAoEAU2AAAAECBKLABAACAAlFgAwAAAAWiwAYAAAA... | [
"5+1=6",
"3+1=4"
] | null | 0 |
math | grade-1 | cubes-and-rectangular-prisms | true | false | Which shape is a cube? | null | null | [
"iVBORw0KGgoAAAANSUhEUgAAAJ8AAACfCAYAAADnGwvgAAAVdElEQVR4nO2d33MaV5bHv0A30EgNEijAWpYlxbGsrOWxPaX4R+IapyqpSireKbt2HnYqT/nX8pKqeZmKZ9apTdW6yp61N4qtKcsjZ0uypOiXlUFEIEFLNE130/twuS0QyBbQDQ3cz4swRtDifvuce86591yXYRhGogAs5wBJBzQDDIYtcC5A9ADnAkDMC7gSimE8zbb7shi9xrUgwC3lyD/+xQuc7yPKZDDsQNKBxQPgnwXgVQ5wZzXyH0x4DLsRPURnALCvA26... | 2 |
math | calculus | determine-continuity-using-graphs | false | true | Is f(x) continuous at x=8? | "iVBORw0KGgoAAAANSUhEUgAAAtgAAAH/CAYAAABtkqoWAACJmklEQVR4nOzdeXxU9b0//teZc2ayTTaSkA3CIouCAUUBQXCpa10r1oJWra1L7a217b3tvf312/betl5v26vtrVVrF29dul1tXcFIURAoVJAIYVUiS8ieTMgy+1l/fwwTCSSQSc4nZyZ5PR+PPmpm5rzPm3NmzrzPZz6LZFmWBSIiIiIisoXL6QSIiIiIiEYTFthERERERDZigU1EREREZCMW2ETUx9q1azF58mRce+21AIDrr78eL7/8cr+v1TQNF1xwAd59992RTJG... | [
"no",
"yes"
] | null | 1 |
engineer | grade-8 | identify-control-and-experimental-groups | false | true | In this experiment, which were part of a control group? The passage below describes an experiment. Addison wanted to find ways to save water. She learned that people can reuse greywater, which is water that has been used in sinks, tubs, and washing machines. She wondered if her plants would be less healthy if she water... | "iVBORw0KGgoAAAANSUhEUgAAAUwAAAEhCAYAAAAUBJnbAAEAAElEQVR4nOz9WbAkWXrfif3O4ltsd8uszKysrasXdAMgFgLcZ2g0aMwoakTTaEZD2VDiGGXSG1+k0WJ60oP0OjZPMhPH+CKZlhmJNjLJRjMkhtgJVIMACHQDaDS6UdVVlVmV611j8+0sejh+PDwi782stbOqUZ9Z2I0b4e7h7uf4d77l//0/8Y/+0T/yfCFfyBfyhXyO5D/5T/6T5/K7GuB//3/43/UfeO8vff9Bvo//e+/7F0Dbtnjvcc7hnNvaTwiBUgohBEIIpJT... | [
"the plants watered with tap water",
"the plants watered with greywater"
] | null | 0 |
math | grade-8 | apply-addition-subtraction-multiplication-and-division-rules | false | true | The number line shows an unknown number, d. Is – 3 d positive or negative? | "iVBORw0KGgoAAAANSUhEUgAAAtgAAAApCAYAAAAPgl6QAAAGz0lEQVR4nO3dT0yU+R3H8c8z4/xxBlati8JaDQdZdo2JURHBmo2HJrUxHsbIbr0YsiamGlPb7MF0Y3pi3XhY081qo4nZgweih8ImNt2mp6JNOwOOOgkRG2x1dSsslCwqA/OHmaeHYWaXyIDoLM/zDO/XAZ7ngZBPGEI+/Pg+v8cwTdMUADhIe3u7DMPQgQMHrI6CBcJrDsBJllgdAADm69GjR1ZHwALjNQfgJC9csNPptKLRqCKRiFatWsUqAgA4xMBoVp//LaGB0ax... | [
"negative",
"positive"
] | null | 1 |
math | grade-2 | place-value-up-to-thousands | false | true | What is the value of the underlined digit? | "iVBORw0KGgoAAAANSUhEUgAAAtgAAAAiCAYAAABlRa5TAAAHfUlEQVR4nO3da0gUXx8H8O+uhu66lq26ElYkJohk0hXEck0MsoIIzAUrsggxu1HkBRLpBpVBr9oyikwo2kyIwGgpSCFqo1ovmyiFoJZZ5CVtRSXT+b/o33nadFdndx4eevp+YOCcM79zmXc/hjNnVJIkSSAiIiIiIkWo/9cLICIiIiL6f8IEm4iIiIhIQUywiYiIiIgUxASbiIiIiEhBTLCJiIiIiBTEBJuIiIiISEFMsImIiIiIFMQEm4iIiIhIQSLB/vDhA4qLixE... | [
"700",
"70",
"7"
] | null | 1 |
math | grade-8 | apply-multiplication-and-division-rules | false | true | The number line shows an unknown number, q. Is 4q positive or negative? | "iVBORw0KGgoAAAANSUhEUgAAAtgAAAApCAYAAAAPgl6QAAAGYklEQVR4nO3dXWhTaQLG8eekniS2FicjunZ2/bgYV6YIQVtjK144N7sXrkpdEbwpsoKgW+hcrTN3y1IchF2ZAQUFZ1hcKM4MVKo3C8teRG+StFHClpaBmbEqI2P92HX6lY82Zy5iot22aQfT8/bE/w9Cct5zLh44uXh48543luM4jgDAQ7q7u2VZlo4ePWo6ClzCPQfgJStMBwCAn+vBgwemI8Bl3HMAXrLogp3L5ZRMJhWPx7Vu3TpmEWBeqldKXZd++LpwvH6rFD4... | [
"positive",
"negative"
] | null | 1 |
math | grade-2 | equal-sides | true | false | Which shape has 5 equal sides? | null | null | [
"iVBORw0KGgoAAAANSUhEUgAAAJoAAACaCAYAAABR/1EXAAAI/ElEQVR4nO3d3W9b9R0G8OfYjsmL4/ilTpNpVadK7ap16UTbKWq2tDQrbC2FNXSaaAVjGkIaF1wgAf8A0qRpV7uYNAlpGmNaq2graEXdQIwWMlqFARldg0aYSli7kKR13lwnju2TswtjkoLJseNzvr/z8nxuqqqyz6/V06/PeXL8O5phGMZEHvjPApDRgaIBorqFNKA1CGxtBjaGAW1iyTDenFe9LPKy7igQ+mCh9JvOMPDVllIKieqV0YH3s8DHeWB0AQjMF0t... | 1 |
math | grade-3 | identify-three-dimensional-shapes | false | true | What shape is this? | "iVBORw0KGgoAAAANSUhEUgAAAtgAAAEnCAYAAACT/zRUAAAqmklEQVR4nO3dWY9cZ37f8d9zlqrqZnezu7lqJamxJ0YWx2MHcJzEgGME2QzHgZM4HsQXBvIW8gbyQnyRiyAXQQIEQWwkQOIAgWckcqTRQlESKYqSKIkjmRqRrO0sdc6Ti3OequqFZC+nqs6p+n6AATUtsup0Ny9+/ej3/P/GWmsFAAAAoBLeoh8AAAAAWCYEbAAAAKBCBGwAAACgQgRsAAAAoEIEbAAAAKBCBGwAAACgQgRsAAAAoEIEbAAAAKBCBOw5+eiP7uujP/p... | [
"pyramid",
"cube"
] | null | 0 |
math | grade-6 | quadrants | true | true | Which shape is in Quadrant I? | "iVBORw0KGgoAAAANSUhEUgAAAfkAAAH8CAYAAADSe9ZXAAA3xUlEQVR4nO3df3RU9YH//9dMhoQk5BcESMAQpfxQMaKA/A6VIrsoFhXl+OWrbT26PUvP6cHT9fQcl+32dD2VtWePrVLrbtn1I92t237lC9uVgosgQiACBgQCBATUEAwJScivSSYzk/nx/YNvsmASmEDu3Llvno+/mDsz9754Z+a+5v6YO65oNBoVAAAwjtvuAAAAwBqUPAAAhqLkAQAwFCUPAIChKHkA+sMf/qDS0tLu26FQSD//+c/l8/lsTAXgRlHygOHWrVundev... | null | [
"iVBORw0KGgoAAAANSUhEUgAAApcAAAH8CAYAAACEt4SVAAA7bUlEQVR4nO3df3RU9YH//9dMhoQk5BcEScAYpQIqRhCQ36FaZBdFUVGOX77arUdPz9JzevB0PT3HZbs9XU9l7fkcW6XW3brrR7pbt1354nal4CKIEBMRAwIBAgLVEAwJScivSSYzk/nx/SObFEhCJvC+uXOH5+OcHs3NzJ1X397cec177g9XNBqNCgAAJByXy2V3BFyD3HYHAAAAQOKgXAIAAMAYyiUAAACMoVwCAADAGMolAP3ud79TWVlZ78+hUEg//elP5fP... | 1 |
math | kindergarten | represent-numbers-with-shapes-up-to-3 | true | false | Which group has 3 rectangles? | null | null | [
"iVBORw0KGgoAAAANSUhEUgAAAK4AAACuCAYAAACvDDbuAAACzUlEQVR4nO3dvYoUaRSA4dM9Mx34m614AbvGsoFX5dUYeUsmxq7mjumMDthObxkUgmCwqyx0v+zzRPXxQXEoXk5am2VZlsv9zLubmevDzO0ycHLONzP3z2Z+vzPzaDezufy8LK+ujj0W/HvPHsycv71ZD493M0/urlXDqbk+zLz5NPN+P/PXzcz26na9EC2n7P7Z2ujMzMfDzPbw3QWcsm+NfllmtscdBX6NcEkSLknCJUm4JAmXJOGSJFyShEuScEkSLknCJUm... | 1 |
math | grade-3 | match-fractions-to-models-halves-thirds-and-fourths | true | false | Which figure shows fourths? | null | null | [
"iVBORw0KGgoAAAANSUhEUgAAAIIAAAB8CAYAAAClm2iUAAA8oUlEQVR4nO29d5QeV3re+buVv5w6B3QjJ4IAc6YmaJLICRqNtJqRtBpZMyvZkix7vd7jPWd3fbyy1vKurV1b0siWZMkKoxlJq+jRRA7J4RAMIIckACKHBhqdw5dD5bt/1NeNbnQ30GQ3GCQ85/CA/dWtW7eqnnrve990hZRSTrlwvgm1AHzJLfw9gCYgpcLOOHQbIKYcKY9U3+5h3cLbifvSoJ1rRn/0GrA7EbHkFv7uoxbAmQZMunC2CUrVjw7cIsHfL6TU6J0... | 0 |
math | grade-7 | bases-of-three-dimensional-figures | false | true | Look at this figure: What is the shape of its bases? | "iVBORw0KGgoAAAANSUhEUgAAAtgAAADeCAYAAAAHFXcxAAAbN0lEQVR4nO3df3DUdZ7n8Vf6V0gnpDsQiEJIAqhEWEmGcVQcPOK6grM3c4Q5rbWmrCK4M3NTO3dnWK9mpq7uxmDdVVlTa5HxqvbWWl1CleuNN+7Q3q9dorM2/iCIGpu4sPFHMHSAEJKQDvmd7u/3e380aYEOEOCbfDvh+ajq6qbzo98N/zz7w+f7/WZZlmUJAAAAgC1cTg8AAAAAzCUepwe4Vvv371d7e7va29sl6bKPryQYDKqysvKyjysqKhQMBm2fHQAAAHNfVqZ... | [
"circle",
"triangle",
"heptagon",
"rectangle"
] | null | 0 |
science | grade-3 | natural-resources | true | false | Which of these pictures shows a natural resource? | null | null | [
"iVBORw0KGgoAAAANSUhEUgAAAV4AAAElCAYAAACszooYAAEAAElEQVR4nOz9Z7NkSXrnif3c/ahQV+VNXbpaoxtiABALkmZcm+GQxvlGpPHb0PiGNPIV14ZrNrs24GAHjUUDDXR3dXWprKqs1Hl1iCPdnS/c/cSJuBFx42ZmNdDY9qqbEXGEHz8uHn+e/6PE351b+/0BjBS/L78vvy+/L78vb7CMNXwyhacV7Efwv91zx+Xvie7vy+/L78vvy7dTRgq+P3DfJ3p+XP6e6P6+/L78vvy+fHsl0Njazo9Fqy78v/2//u8YYwAQQiC... | 0 |
math | grade-3 | am-or-pm | false | true | Cindy is going to the post office to mail a letter. The clock at the post office shows: What time is it? | "iVBORw0KGgoAAAANSUhEUgAAAtgAAABhCAYAAADsidaRAAAIZklEQVR4nO3dvW9b1xkH4FeFkyEwyCmAE4QFMrUJuXRoi6qLkSZBvFof3AoktTIFsJyoyBQppLfAtiQgmzR1ypUlZ7Qbu1MAr11I/wGlp2S6bNDAMVx2MCRYSm2TV4dmcvk8kwjcc86Lq+XHg5fnzAwGg0EAAABJ/GLSBQAAQJkI2AAAkJCADQAACQnYAACQkIANAAAJCdgAAJDQiWEf/PjLPL6750Q/0nrt1In44PTJSZcBAJCMHWwAAEhIwAYAgIQEbAAASEjABgC... | [
"9:20 P.M.",
"9:20 A.M."
] | null | 1 |
math | grade-5 | multiplying-fractions-by-whole-numbers-choose-the-model | true | false | Which model represents the product 2×
1
3
? | null | null | [
"iVBORw0KGgoAAAANSUhEUgAAANwAAACOCAYAAABaHGZ9AAAD3klEQVR4nO3Yz2pUdxjH4XeSKDjVdhNautJNdSHWpYt6C96CaK6iy1mWuQiRLnoB6a6rCUgX7gRdpHaR1EUTEjfGHNQ6/LoYUipEweTMN/55HjjMDAPv7zAvHw7MoLXWtl5V/dlV7U2rXrcCerI0qDq3WPXdsOqb01WDrZet3X920rcFn75rX1YtPe5mH749XXXpi1mNQD/2plXr+1V/v6r6o6taePZ69oXYoH/nFmdtVVU9n1YtTP/3BdC/g7b+aVULJ3sr8Hk... | 0 |
science | grade-4 | use-climate-data-to-make-predictions | false | true | Which months have average temperatures of 30°C or higher in Dubai? Use the graph to answer the question below. | "iVBORw0KGgoAAAANSUhEUgAAAcIAAAFJCAYAAAAIby1eAACEd0lEQVR4nO3dd3wU17nw8d+ueu8FIQkhECpUCVClN2PTi40xLti+ju3ECUnsOE7i3NzXSXx9k2tfxyXFSQzuBRswiGbTBAgQTUIIJCEJdVDvdbW75/1j2UFCAgvQagU6389HIM3O7jy7MzvPnDOnqIQQAkmSJEkapNTmDkCSJEmSzOmOS4RJSUmoVCpUKhVRUVHmDkcahDZs2IBKpWLChAm3/Vqenp7K8axSqbCzsyMkJIRnnnmG7Oxss8cXFBSESqViy5YtvX7OSy+... | [
"May through September",
"October through February",
"July through November"
] | null | 0 |
math | grade-2 | which-shape-illustrates-the-fraction | true | false |
Look at the colored part of each shape. Which shape shows three-fourths? | null | null | [
"iVBORw0KGgoAAAANSUhEUgAAAHwAAAB8CAYAAACrHtS+AAAOAElEQVR4nO2dS2wT1wKG/8Sv+IHH4BCc4IBDIA8IkISS8KpE0hZU1FYqi6LLqnRzBSxBuuqiLMqiulLbuwu7wqoVXYDU3l50aXlI5XVpRMKjxYGUhjokptjgJH4F2/guhuNMzMzEduZxxva3Cw4zY/2eme/3nHNSkU6n0/7nwHAUmEoByTTKFBH6CmCBDlhlAZYYgQr/dDp9fVLtwyqjBN12QH8/yv5QawSareynoUzxMJUChiLA+HPgXhSonEyyL5TDLk4W6Nh... | 0 |
math | grade-5 | parallel-sides-in-quadrilaterals | false | true | How many pairs of opposite sides are parallel? | "iVBORw0KGgoAAAANSUhEUgAAAtgAAAEOCAYAAACzXGCqAAAa70lEQVR4nO3d25tV9Z3n8W/t2hRVVFGUGGJHJ8aOsVWiREARBASxUBBBiel+nrmYm3meuZu/aS7mmYt+JnIuDh6SmEnsx9ix246JccZ4CAoKCOwqilNR7JoLw9oHTnVYa699eL2u1jKV2r+EXHz63Yu1u6ampqYCAABIRSHvAwAAQDsxsAEAIEUGNgAApMjABgCAFBnYAACQIgMbAABSZGADAECK2npg7/3fZ2P3P5/J+xgAAHSQrnb9opn/9T9Ox7EvLkdExOI7i/H... | [
"no pairs",
"2 pairs",
"1 pair"
] | null | 1 |
math | precalculus | identify-graphs-of-continuous-functions | false | true | Is the function f(x) continuous? | "iVBORw0KGgoAAAANSUhEUgAAAtgAAAH3CAYAAACBwSh7AAB3UklEQVR4nO39eXhT550//L+12vIqY+MFg80WCCaYLZCwBVpoQkOSBto0aadLuszT6XRJ52nn22mn306nw2Tym5m002mayXSaSdKmv8mENksDcRIS1pgQwIDBZjMGjI3xIluStZ5F5zx/GAkEBmTr3JZsv1/XlSu2dPTWx0I6+ujWfe5j0nVdBxERERERGcKc6gKIiIiIiEYTNthERERERAZig01EREREZCA22ERjyLZt2zB58mSsW7cu1aUQERGNWiYe5Eg0dqxZswa... | [
"yes",
"no"
] | null | 1 |
math | pre-k | represent-numbers-with-shapes-up-to-3 | true | false | Which group has 3 circles? | null | null | [
"iVBORw0KGgoAAAANSUhEUgAAAK4AAACuCAYAAACvDDbuAAAF0klEQVR4nO3cXWiVdQDH8d/Zpis96syh6RRmaVKiBcVmZgaVFlQXQdTFEqKkl6sI8aIgiG4ikC6iO8WQvOkNzOxCMbxI5wt6oVa2tDRwuXBD3VtubjxdPI49bjvuxW3//299P3DAcfT5/5Avz87RbbkkSZKGTulMu9TSLXUlAqJTkpOmFUuLp0hzJku5ho4kOdIcehYwdNXTpZLT7ekHcydLS6amVQOxaemW6tqkC53S7+1SUXNX+gTRImbTitNGJam1Wyrqzjw... | 2 |
science | grade-5 | compare-properties-of-objects | false | true | Which property do these four objects have in common? Select the best answer. | "iVBORw0KGgoAAAANSUhEUgAAAvgAAADQCAYAAAByQhWRAAC93klEQVR4nOz9d3Qd153ni372rnAyDnIiInNWoLJkSbZs2Zaz2213jjPvvpnp6Tfpzpq77tx5E1bPTN8w02vuvNs9nexuu6fHbqeWoyzLlmRliaTETIIkGEAiAyenqtr7/VHnACAEgAAJEBRZn7UKVadyHdSp+u7f/gWhtdYApVKJ4eFhMpkMrusSELDemKZJXV0dHR0dhMPhNT1WcP8H3GwE93/A7Uxw/wfczqzG/S+01rpYLHLmzBl6e3sJh8NYlrXKpxoQsHIcx6F... | [
"flexible",
"shiny",
"stretchy"
] | null | 0 |
math | grade-5 | compare-decimals-using-grids | false | true | Which decimal is greater than the one shown in this diagram? | "iVBORw0KGgoAAAANSUhEUgAAAJwAAACcCAYAAACKuMJNAAACPklEQVR4nO3awUlDURRF0URSTypxKnaSIuxEnFqJDcVRJGQW+dmXp2vNFK5ksH0Inv35fD7vIPI0/QH4Xw7XX5xevqY+B3/c28dxt9tdvXBio3C4/cbz6/FXP+jz/cvtHbeX3/h7nV7Wur19yPwNR0pwpARHSnCkBEdKcKQER0pwpARHSnCkBEdKcKQER2p/WfyaJ/FIl6WJeZKJ0UNvzZMYJThSgiMlOFKCIyU4UoIjJThSgiMlOFKCIyU4UoIjZZ5Ewjxpg9uVZkJ... | [
"0.47",
"0.50",
"0.53",
"0.3"
] | null | 2 |
math | algebra-2 | graphs-of-angles | true | false | Which of the following shows a
3𝜋
4
radian angle in standard position? | null | null | [
"iVBORw0KGgoAAAANSUhEUgAAANwAAADcCAYAAAAbWs+BAAAJlElEQVR4nO3dXWhU+RnH8d8xJnHVJNLqpFZiatMdbbVnu9SN3d3GsiJDL6q5aKTSrqSiKEWxeCGI4MuVglTo5SJIdy+8WBCJL5Rds9WSYS3ECjperI6mOqnsmmhdR002UdPTi+nERCcTk8x5Tmbm+7mZzAv+HyRfnpnJkDie53l3nkg3eqVHA9IzTwByZKojVZRIr0+Xqssk506/57U/DHosoPAtq5SmXu9NXZlbJi2ckaoRQG48GpCu9UhfPZHivdKUh89SdxA... | 1 |
science | grade-5 | animal-adaptations-feet-and-limbs | true | true | Sumatran orangutans live in the rain forests of Indonesia and Malaysia. Their limbs are adapted for climbing trees. Which animal's limbs are also adapted for climbing trees? | "iVBORw0KGgoAAAANSUhEUgAAAvgAAAEKCAYAAABnkCFsAAEAAElEQVR4nOz9dXgcVf/4/z9XsruRzcbd3T1N6u4u1AttKQ6lSHEvFNdSoEoLtIW6u2vaxpPG3d2z2ax+/7h/9ENv5C6Q+32/3/dvH9fV64LZ3ZnXmTln8pozZ84IDAaDQavVotfrMTIyMjIyMjIyMjL6v0koFCIWixFoNBqDMbk3MjIyMjIyMjIy+r9PKBQiNCb3RkZGRkZGRkZGRv8d9Ho9wv90EEZGRkZGRkZGRkZGfceY4BsZGRkZGRkZGRn9FzEm+EZGRkZGRkZ... | null | [
"iVBORw0KGgoAAAANSUhEUgAAA88AAAEKCAYAAAAsMWftAAEAAElEQVR4nOy9Z2Bcxb2//8yctk29WJIlV7l3sLENtsHYdDCYXkOoSYBQElp6CKTSIUCoIfQWejUGU2xj3HtvsizJ6nXbKTP/Fwu+4YYkJDg393f/+7wBnd095zuzM+vzOd8mtNba932UUmTJkiVLlixZsmTJkuX/TaSUmKaJEOI/bUqWLP8nkVnhnCVLlixZsmTJkiXL//sopfB9/z9tRpYs/2eRWeGcJUuWLFmyZMmSJcv/DbL39lmy/PuQ/2kDsmTJkiVLlix... | 0 |
science | grade-6 | match-chemical-formulas-to-ball-and-stick-models | false | true | Select the chemical formula for this molecule. | "iVBORw0KGgoAAAANSUhEUgAAAcUAAAFeCAYAAAD0YAQEAACA9klEQVR4nO29d5wcxZn//6nu2bzaXa1yWiEJCYUVQoEgkkwGB4KNbQyc7bOBO9sYMD6nOxv8tc/ZhxPGvjMO4B9ngw2HCbbJYEwyyjmHXaWVdqXNaaarfn90V09NTVXPzOZdPW9ey8x0V1dXj6b6089TTz3FhBACBEEQBEHAGewGEARBEMRQgUSRIAiCIAJIFAmCIAgigESRIAiCIAJIFAmCIAgigESRIAiCIAJIFAmCIAgigESRIAiCIAJIFAmCIAgigESRIAiCIAJ... | [
"C2Cl3",
"C4",
"CCl4",
"CClN"
] | null | 2 |
science | grade-5 | identify-vertebrates-and-invertebrates | true | false | Select the invertebrate. Hint: Insects, spiders, and worms are invertebrates. | null | null | [
"iVBORw0KGgoAAAANSUhEUgAAAK8AAADMCAYAAAAF8vOBAADyxklEQVR4nOz9eZBtWXbWCf7WHs45d/Tpufub34t5HnKepSRTUlaSSIBKKlSoQZQxVLcBTdOUUcXQ6i6MhqpCQFUjulUICpBUQoAQGhACTZlKicxUzpmRMUe8F/FGfz77nc85e+/Vf+wbIVEdMksp/qk20zFzc/f7rt93h7X3Xutb3/ct+dyJ6gM9GFh+9/rd63+X1zjC81O43cCag/ev5tvN7wbu717/e78GFh7o5Z8n8TduN78buL97/f/D9Vqctvobt7k3uuN... | 0 |
math | grade-4 | estimate-angle-measurements | false | true | What is the measure of this angle? Choose the best estimate. | "iVBORw0KGgoAAAANSUhEUgAAAtgAAABLCAYAAABKvvDBAAAINElEQVR4nO3df0zU9x3H8RdnkfT0Uhv+AIe1EH80apaeXVpXE1GMS8PhUqgSLNFytIqihrIN0eiMK9oJJENQq7j+mDjjxB/TJYVuadopxma1012TwVLRSFqJks553dlrKL27/WHKtqqI+L3vD30+/iL3Tb6fV+6vF+98v+9LiMViMQEAAAAwhMvqAIN1+swxrVqda3UMAAAAYECOKNibXn1Jy1dmaeIEr9VRAAAAgAE9YHWAgYRCQVVUPqvAx22SpC/+/S+LEwEAAAA... | [
"120°",
"60°",
"90°",
"30°"
] | null | 1 |
math | grade-2 | which-table-is-correct | true | true | Clayton saw the following fruit in the supermarket's produce section:He decided to count how many of each fruit there were, so he made a table of the fruit he saw. Which is his table? | "iVBORw0KGgoAAAANSUhEUgAAAakAAAEcCAYAAAB9K0udAACOXElEQVR4nOz9eZhdV3nni3/WnveZa66SSvNkSZZt2TLYxgYcTJgSboeQgQ5NZ2i686Sn9C/dfRu4F3I7N790p0n4dSCJH0Ig6dCBYKBpCIOBMMU2eMSTZM0qlVQl1XSqzrTHtfb6/bFLsh3AGKxSSdb+PE89OlXa5+y1V9XZ3/O+6/2+S/z2b/+2pqCgoKCg4BLEAnjPe96z2uMoKCgoKCj4HozVHkBBQUFBQcEPohCpgoKCgoJLlkKkCgoKCgouWazVHkBBwT9Ea02... | null | [
"iVBORw0KGgoAAAANSUhEUgAAAxMAAAEcCAYAAAC8k+msAADNxklEQVR4nOz9eZxdV3Xgff/2Ge+5Q91bc5VUmmfJsi1bBmwwjhnClNDBmCQEQkO6yZtPp9NNP+lOB3heIJ3OS54EwpNAEjchJgMJhMGhIQzGhMFtg2dsC8mah5KqSjXdqjueae+z3z9OSbbDGONSydb+fj710a3Suffss0tVOuvutdcS73nPezSGYRiGcRF6z3ves9JDMAzDMH4IB+Dd7373So/DMAzDML6HCSYMwzAubtZKD8AwDMMwDMMwjGcmE0wYhmEYhmE... | 0 |
math | grade-3 | reflection-rotation-and-translation | false | true | How has this figure been transformed? It has been... | "iVBORw0KGgoAAAANSUhEUgAAAPoAAABkCAYAAACvgC0OAAAFqElEQVR4nO3d30tkZRzH8a+rbf4aHVt/sNq2DFoGNUlF1pLhEVwJShbrqotiprsuIqjrYqQ/oaCrGG+6iIi8ELooFCsJ3EWGlGAXKmNTF21p3FVbhfbpwtbSHWfOGY+d55zv+wWLzPDMd44z54PPOONnK/r7+43jOOKH6elpMcYI88qfNzU15cusoDmOY/XjrG1eleM4kslkfBk4OjoqxhjmHWFeVBzlvHpv+gO5tDK/d3nndKuIiMw2Lu9b1x5rlZba+zzPrz+VEGO... | [
"rotated",
"reflected",
"translated"
] | null | 2 |
math | kindergarten | one-less-with-pictures-up-to-10 | true | true | Count the pinecones in this group. Which group has one less than the group you counted? | "iVBORw0KGgoAAAANSUhEUgAAAtgAAABmCAYAAADxjOYpAABE6UlEQVR4nO3daXgb2WHm+3+BBAEUuIEkCO6ruEqkSJGi9pZare6WW+1Wt+04mbSd2PEsTuIkjp0488Sx79jxzU2cyaTt63Hsm4xnJm5nZhzHdrfj3hftG/d9X8AVIEiAJHYSQN0PoECyJbWXFqWSdH6fCFShUFV43qrDc+qcIymKoiAIgiAIgiAIwm2huds7IAiCIAiCIAj3E1HAFgRBEARBEITbSBSwBUEQBEEQBOE2EgVsQRAEQRAEQbiNRAFbEARBEARBEG4jUcA... | null | [
"iVBORw0KGgoAAAANSUhEUgAABIYAAAB+CAYAAABRYRpnAACI+ElEQVR4nOy9d2Bb2Xmn/VyQICo7QbD3LrGJRb2NNJqiqS5JNrbT/O2u0xN74+wmcbIpm02PnU3zZuPdLxnvt5tmz0w8vahTEpvYewErQBAASXQQwP3+AAkSksZlLI0g8Tz/ELjl4N5z+bv3vu857/tKgIxAIBAIBAKBQCC4J8iyjDkAkx5whiAo3rYFAoFAEEckSpCcAJVaMCaBhHAMCQQCgUAgEAgE9wyzX+bmxoM+CoFAIBAIvjMHUyDxQR+EQCAQCAQCgUD... | 0 |
math | grade-1 | addition-sentences-up-to-10-which-model-matches | true | false | Which shows 1+4=5? | null | null | [
"iVBORw0KGgoAAAANSUhEUgAAARIAAABKCAYAAAB3ndsNAAAL40lEQVR4nO3daWwcZx3H8e9cu+s94lAncVI71M7VFNomaohC+6JQ5EbiBS+qKohK5U2RqBAFCXG85B0SCIlKgDhegQSiAgQvOEU4WoEEqFXoQaGQRLHVXHacLbH3nPPhxXgd23Htnd199nD+Hylykt2dmd/O+j8zzz7PM4ZSSs16cL4KpRAChRBCbMg2oGDBwSyMpsCYdZV6cbHXmyWEGFQntoF9rhr/Y08K7s7FVUYIITZSCuG/FbjqwdkqmItB/IAUESFEswp... | 0 |
math | grade-5 | parallel-sides-in-quadrilaterals | false | true | How many pairs of opposite sides are parallel? | "iVBORw0KGgoAAAANSUhEUgAAAtgAAACFCAYAAABhXI8FAAAYDklEQVR4nO3deXAcZ37e8eftHswMDoLEQZAUJVI8dDMkdVISbyoSJe0hJV5vsimXk3WO2pRTW5vEZXud2OuUy3uUK1dtUhsnTjaJ7SROUhtR612dvEnxlkQuJUq7IilS4glgcAMzg+73zR8zGIK7lIgBZqYHg+/nr35VwNs/SKWqB4N++jXOOScAAAAAJeFFPQAAAABQSwjYAAAAQAkRsAEAAIASImADAAAAJUTABgAAAEqIgA0AAACUEAEbAAAAKKHYRL5o9MgaOTc... | [
"2 pairs",
"1 pair",
"no pairs"
] | null | 0 |
math | pre-k | triangles | true | false | Which shape is a triangle? | null | null | [
"iVBORw0KGgoAAAANSUhEUgAAAJoAAACaCAYAAABR/1EXAAAFv0lEQVR4nO2dS2sbZxSGX8mXRW7dtfQHtFl2mZ/Rn5xgUgLBm0I3ipyA45oqBMfBtgxyJX9ZDPLlWJcZa+b7zuV9YEBCwjoeHsx5ZI/cSyml0RVwcAmcz4BpAiEbs90Dnm8Bvz0BftkFeqNJSu/PSo9FPPPqBbA9vKzu/LoLvHxaWUjIppzPgMEY+O8K+HAJ9M+m1QOUjLTJ863KKQC4mAH92Z0HCGmTuVP/J6BfdhQSBYpGskDRSBYoGskCRSNZoGgkCxSNZIG... | 0 |
science | grade-6 | compare-concentrations-of-solutions | false | true | The diagram below is a model of two solutions. Each purple ball represents one particle of solute. Which solution has a higher concentration of purple particles? | "iVBORw0KGgoAAAANSUhEUgAAAbAAAAEVCAYAAACBn7B3AABeDklEQVR4nO29eZwUxf3//6qePWGX5b4MsMOpnIKCFxrFCxFvP5rojwTz8YgfcxhjjJ+QbxL1g8YP8YjmowZNYvjEmE/EKB+VD95XJKIoiAcSkfta7mV32XO6fn90V3VVdc/szO7M7nTv+/V4wPZUV1dVd9er38+q7p5hnHMOEolEIpFCJquzG0AikUgkUltEAYxEIpFIoRQFMBKJRCKFUhTASCQSiRRKUQAjkUgkUihFAYxEIpFIoRQFMBKJRCKFUhTASCQSiRRKUQA... | [
"Solution A",
"neither; their concentrations are the same",
"Solution B"
] | null | 0 |
math | grade-5 | regular-and-irregular-polygons | false | true | Is this shape a regular polygon? | "iVBORw0KGgoAAAANSUhEUgAAAtgAAAD6CAYAAACbKDARAAAxL0lEQVR4nO3daXxV5b328WsPmUcSkhDmMUASEoYoVu3jVIdjtZPn1EorCoiAgkDF6TicVmu1ggKCMhUpjsVWbavHOg/HoVpIyEACCQkBAklISMicnezpeQHsSp0C7GTt4fd9Z9be677y+eTFxfK+19/kdrvdAgAAAOAVZqMDAAAAAIGEgg0AAAB4EQUbAAAA8CIKNgAAAOBFFGwAAADAiyjYAAAAgBdRsAEAAAAvomADAAAAXkTB9jP/V/2ilnx6nt7cv9HoKAAAAPg... | [
"yes",
"no"
] | null | 1 |
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? | "iVBORw0KGgoAAAANSUhEUgAAAQQAAACgCAYAAADq8hJGAAAXu0lEQVR4nO3de3gdd33n8fdvZs5NN+su32Q7Fzl27MSw5AbhlttuE0hSSEMfSJ/wUOjCLlCWp2XDA5SwLexuE+hCSel2C6QNhCVlaRIIcShJSYEkxLGT2PFFduSLbNnWxbqfo3Obmd/+MaORZB3Zki1pRtL39Tx+bJ+jI52j38xnfr/v/GZ+SmutEUIIwAj7DQghokMCQQgRkEAQQgQkEIQQAQkEIURAAkEIEZBAEEIEJBCEEAEJBCFEQAJBCBGQQBBCBCQQhBABCQQ... | null | [
"iVBORw0KGgoAAAANSUhEUgAAAiAAAAC4CAYAAADaI1cbAAAjMElEQVR4nO3deXxcZ33v8c9zzoxmRostW7JlO/GSOHbs2MTQrCVQAiEtCQ20UNoCLX21cAtdKJfbUrhAC7cFWhLaFxQKt7cs9wZCWUpDSMABkpJCFohjEideZMd2rFixZS2WrG22c85z/zijxZIsjx3pzJnR9/165aVY0khHep756nee8zvPGMAiIgJYa+kqwMFRGPLBUzqIyBxJGGhyYUM9tNWBQQWIiJR05S2PDlb6KESk1l2zCBKVPggRiY+nR8O3K+vg0ob... | 1 |
math | pre-k | count-sides-and-corners | true | false | Which shape has 4 corners? | null | null | [
"iVBORw0KGgoAAAANSUhEUgAAAJoAAACaCAYAAABR/1EXAAAEmUlEQVR4nO3cPU9bZxjG8cu8DWnSbq0qdW37EfJl+n26BiEmBjbGKFWwSKyIhSIlUV0RCYmmgcULNsZy/Ap+OX46nFpFFQEb2/dzznP+v8lHZ7mHv448XTnnnCv3pdOu1IqkoRMws5Wc9GRZ+vGR9N2alCv3nHvf9H0WQvb0a2nlUzd++H5N+vmruEJgVq1I+tiRzvvS311pqTmMXxAZ5unJctyUJLUjaSm68QKYp3FTAyct+T0FWUFoMEFoMEFoMEFoMEFoMEF... | 0 |
math | grade-5 | multiplying-fractions-by-whole-numbers-choose-the-model | true | false | Which model represents the product 2×
2
4
? | null | null | [
"iVBORw0KGgoAAAANSUhEUgAAAT4AAACOCAYAAACohWTxAAAJPUlEQVR4nO3dzU+VZxrH8d9BJaalzlnYAU0mZDQzg5se2HiMG2DRLkxM2LrwP3Dtblazq9v5D/oPNLgx0w12EiNuBBtiX3TBxjkGE06QEmEkzyzO3AULyMt5nue+7vv6fhLiCw15km+uX4+VQqMoiqKzJb3YkN5uS+8LAUBWTjekz05Jf/lEGh6UGp3NoniyFvuxAKAe7XPS6V82er+4MCj97dPeKgJATt5uSz/9Kv1nS/p5QxpYe997B6MHIFefneptnCStb0s... | 1 |
math | grade-2 | ordinal-numbers-up-to-10th | false | true | The first picture is a sun. Which picture is third? first | "iVBORw0KGgoAAAANSUhEUgAAAtgAAABdCAYAAACfMRFHAAApWklEQVR4nO3deXxTVdoH8N/J0qZNaaEg0FbZyiIKtlVwUCyI4IIzuKG4zCigr+CIFBU3QEUEZERQ2QURKs6Mo4wLgiyK0FJUnBZbBEVo2W0LVQqlaZM0Sc/7x0nSpFl6szbL8/180DS5uff09Mm55+ae8xzGOecghBBCCCGE+IWstQtACCGEEEJIJKEONiGEEEIIIX4UsA72eQNH920XkLWjFucNNAqFEEIIIYREB6862J9XGjDrV53bjnPeH0Ycr29ESY0J4/fWe11... | [
"tractor",
"barn",
"sun"
] | null | 0 |
math | grade-8 | front-side-and-top-view | true | true | If you look at this object from the top, what will you see? | "iVBORw0KGgoAAAANSUhEUgAAAtgAAADSCAYAAABw17dKAABF/klEQVR4nO3df1jUdb4//CcNhT/QmbJvIqbDaGKnLmPGsPS+RGbSvY+/KmgTbeleBrITdRJnvA+n1C4ZXKM87NkZoW+L9+HAsCd2Fc9+mcq0PV+VT+L56hY1Q51aQ4sPmqBtdD4EKSQ49x/DfAIDHGCGGeD5+GtjYebN0l7X8/Oa1/v1CnO73W4QEREREZFf3BTsAxARERERjSUM2EREREREfsSATURERETkRwzYRERERER+xIBNwyZJEtLT0xEWFobc3FxIkhTsIxE... | null | [
"iVBORw0KGgoAAAANSUhEUgAAA6AAAADwCAYAAAAeownbAABNmklEQVR4nO3df3zU9bnn/VeaYPgRnCCu/FBJRiV46q2Z0WjlfhCSEXsfAX8kPTXQ0j1MIq7RI2HifbgVdM2Eo6jL2SYQt8XHZpOhKy2E7WZUBHtWyLeEXaxSM+ip1UCbb0AJtKbnS6EQJDH3H2GmAUIIyWRmkryf/0RC5jtXDHk8vtfnur7XFQd0IiIiIiIiYdHZ2cmRr+DASTjeAe2625YRLCEOxsfD9LEw6QqIQwmoiIiIiEjYHDndyft/jnYUIrHnW1dCQrS... | 1 |
math | grade-2 | am-or-pm | false | true | Lamar is eating apple pie after dinner. The clock shows: What time is it? | "iVBORw0KGgoAAAANSUhEUgAAAtgAAACwCAYAAAA16xkbAAAOKUlEQVR4nO3dW4zc9XUH8DPrNbbZwYSSwIabSLxIlNuOlbaiXZv0gcp+iGiFg0gqFUdVWjVeKgFSzEtwxDoPsaVCXrBk/JAQamiRd/sUyU4FqLBbQFTNWqUQlB3nDuM03OQZ2+vLTh8sL/YY787lNzve+X8+TzPy/P//s/I8fOfMmfPPVavVagAAAEn0dLoAAADoJgI2AAAkJGADAEBCAjYAACQkYAMAQEICNgAAJNTb6QKadfTo0RgbG4uJiYl4++2346233up0SRe... | [
"7:15 P.M.",
"7:15 A.M."
] | null | 0 |
science | grade-4 | compare-properties-of-objects | false | true | Which property do these three objects have in common? Select the best answer. | "iVBORw0KGgoAAAANSUhEUgAAAvgAAADQCAYAAAByQhWRAADqH0lEQVR4nOy9d5wb93nn//5OQQcWi8X2Qi57p9hFqlC9UsUlcY2dXu5yuUtxcum53KX+UpyLncTJRZZsR3FsR7ZIVUuiWESJEklJ7L1t77sAFn3m+/39MQB2l5RsWWIRyXnrBaEPBrMg8JlnPs/nEUopBZDL5ejt7SWZTGJZFi4ulxvDMIhEIjQ2NuLz+S7qa7mff5cPG+7n3+Va5lJ+/l1crkaEUkpls1lOnjzJtGnT8Pl8mKZ5udfLxYVisUgul+PMmTPMnj37on3... | [
"smooth",
"slippery",
"translucent"
] | null | 0 |
math | precalculus | determine-one-sided-continuity-using-graphs | false | true | Is f(x) continuous from the right at x= – 7? | "iVBORw0KGgoAAAANSUhEUgAAAtgAAAH/CAYAAABtkqoWAAB/lklEQVR4nO3de3xU9Z0//teZM7dcmZCEJASSgFw0GBAUFATR9bpatdhabFetrvpdu7W2++hlu1b73VZK7bd191e1bret9dbuttJ6V0QQBAoVJECAQDVCrpArmUnmfq6/PyYTCdcZcj6ZmeT1fDz6qJnMvObNOTNn3vPJ53yOZJqmCSIiIiIisoQt1QUQEREREY0mbLCJiIiIiCzEBpuIiIiIyEJssIloiPXr16Oqqgo33HADAODGG2/EK6+8ctL7qqqKSy65BB988MF... | [
"no",
"yes"
] | null | 1 |
math | grade-3 | choose-the-appropriate-measuring-tool | true | false | Which tool would you use to find out how cold it is outside? | null | null | [
"iVBORw0KGgoAAAANSUhEUgAAAJYAAACnCAYAAADzJ6XqAAAgGklEQVR4nO2de3AT19n/v7u62ZIsYVu+YPAdbGMwNBhjuwkQbi0JTUr7ts3M604b2g7JpMlkMkkbOsn7tlMmvfzaQKeTDsXNtGkbk1/STIFACBAITgiYkBBcA8F3GxvbSLZsLOsu7T7vH2utJUsmsS3ZEt7PDLN4V3v2SPrqOec85znPYYiIbrqBVjswwgFegoTEpJEzQIIMWKwG0pQAc9NFdMEy29WSuJMo1wHyFrvwx3wlUKgRVCchMVlGOKDJBvS5gWY7wFq... | 2 |
math | kindergarten | triangles | true | false | Which shape is a triangle? | null | null | [
"iVBORw0KGgoAAAANSUhEUgAAAJoAAACaCAYAAABR/1EXAAAFqElEQVR4nO3dz05VVxTH8e8FMcFqm5SmTZm3jhy2PkUfor6DI8eO+g72Hdq3IJ05UjumNC0dgEKk3JwOTk8EBbl3nf1nrb1/34kSQth7rU9uosBhMQzDcHAGv5/A8RLOB5Sa3a0F3NuEb+7AV7dhcfB2GPaOah9LtdzDT+HWq5Pxja9vw/1PRoVKze14CS/ewB9n8PIENo7Ox3cImUrZvc3RFMDrJWwsL7xDqZRNpv4dYKPuUVQvCZoqkqCpIgmaKpKgqSIJmiq... | 1 |
math | grade-7 | model-and-solve-equations-using-algebra-tiles | true | false | Which set of algebra tiles represents the equation 5x+7=22? | null | null | [
"iVBORw0KGgoAAAANSUhEUgAAAfIAAAB6CAYAAABEBdHRAAAKMUlEQVR4nO3dXWhU6QHG8WfOJGbXydc22fErYlXsNnG3qK0GLOqyVOgHSyljLwSxN1K8kd7Ei21dJBYqeOWNFwt274ooG4RdbGklULVUsi7W3WJSG7UZVk0ymWoZM9Go55xeTCO6uiVjzjnzvu/+fzdqTOY/zvHdJ4mTbCoMw3DsgXR1SrrrS49CAQAAQ9WlpKa0tGq+tGCelBqbDsOPS7W+WwAAoFrdzVLd8FTlF4vmSa9lKisPAADMdNeXrpSl0QfSP6ckr/S... | 0 |
science | grade-4 | compare-properties-of-materials | true | false | Which is the softest? | null | null | [
"iVBORw0KGgoAAAANSUhEUgAAAKUAAADCCAYAAAAo2gI4AAA2PElEQVR4nO29aZAc13loeXKtrH2v7kYv2BeCJMCdsmlRK21ZtEQ9WaS1+Zlhyw7O2BGyHTMeLxMhR8hjTcTYf+aHNbJsxYRkyfaE5NAu++k9mRQJUSQhEiApEg0CRKP37tr3qtzu/Mis7uomSFEgARTBPBGF6srKysyuPPju/b57M1t6oi7EwSjEFQICLitNB2bbsGJCWoVfSnnL5UDIgCtFXIGDUe/nlrO5XA6EDLiSDPyzxOYy+cocSkDAyxNIGTByBFIGjBy... | 2 |
math | grade-5 | points-lines-line-segments-rays-and-angles | false | true | What is this? | "iVBORw0KGgoAAAANSUhEUgAAAtgAAAB0CAYAAAC/kkW5AAAPxklEQVR4nO3df3DUdX7H8dd3EwhEEkMhVMgiv4YDUoIlgbII9CoKlTuwKpETK6fiD2hOh3SQCgpRCCieMM2N1xQsFz3gdMCNXgXn7J56dozOpoQoSbr8KhBkBYbAEHYxISG73/7BkSEmIFl2891Nng9mmNn9ZndfzPDHa7557+dtmKZpCgAAAEBY2KwOAAAAAHQmFGwAAAAgjCjYAAAAQBhRsAEAAIAwomADAAAAYRRvdQDELo/HI7/f3+K5tLQ02e12ixIBAABYz+C... | [
"an angle",
"a ray",
"a line",
"a point"
] | null | 2 |
math | pre-k | count-pennies | false | true | How much money is there? | "iVBORw0KGgoAAAANSUhEUgAAATsAAAB+CAYAAABbPrasAABW9UlEQVR4nO39d5Sl13mfiT77yyeHOpVjV+zqnAMajUyCEaAgypIoWporWaIly7KlJd0ZW14jj+TxmjUzHluyr+RLkTKDKdIUMwCCQCPnbqBzjtVdOZ86+Xxx3z9OoyVfU1QD6K5qqM6vV6/qsFbVefb+ve+3vx3eLaSUkrrqqquuv+dSVvoD1FVXXXUth+rJrq666loVqie7uuqqa1WonuzqqquuVSFtpT/A+5EMfCrlMqVCnmIhT25pifLSAqWqjQLEUmliyQaikQh... | [
"9¢",
"8¢",
"7¢"
] | null | 0 |
math | grade-3 | select-fractions-equivalent-to-whole-numbers-using-models | false | true | Count the equal parts. What fraction does this picture show? | "iVBORw0KGgoAAAANSUhEUgAAAtgAAABkCAYAAAC8REciAAAgJUlEQVR4nO3dbWwcd34f8O9/ZndmZ7lLUVxStGjRpiyBjJ9i59ReICEozj7ngt7ZaAI3PqAtEr8oUCTvepdXQQ99cWhf9Q551QZFX7goEKBBiivg9tpcrYtzDWS0jXPK6ew76iyLFilRS3GpJXe5s/Pwn+mL2dmdx90lRVsm9f0Aq92dmZ19ePXlX7/5/YTv+z6IiIiIiOhQKA/7AxARERERHScM2EREREREh4gBm4iIiIjoEB3JgC1tE83Vq9h4/7+h01gDANitBpq... | [
"7/1",
"4/4",
"7/4",
"1/4"
] | null | 1 |
math | algebra-1 | model-and-solve-linear-equations-using-algebra-tiles | true | false | Which set of algebra tiles represents the equation
–
x+8=15? | null | null | [
"iVBORw0KGgoAAAANSUhEUgAAAS0AAAB6CAYAAADqHwUVAAAKo0lEQVR4nO3db0wU6QEG8GdmgRVWF+8KK9ADU7RtwPZatYZqcsldzd1pG016azza9FNDw6emyYXzk59bxMSQWEPSpInx03mKtpo2G5KedwdC9oylGgO5s6j8aWBZ/mz2D7ALM28/rItycrCzzizzDs8vMTDjzj7DvuvjsjszryKEEBMp4L9zQEwDlgSIiGyjQAG2uYDvlgA7igBlIinEF9GN3i0iovU1eIGCh3Pphcoi4PuedKMREdlFTAO+TADjKeCrOUCNLqX... | 0 |
technology | grade | parts | false | true | What kind of computer component do you see here? | "iVBORw0KGgoAAAANSUhEUgAAAV4AAAEsCAYAAACLwdvQAAEAAElEQVR4nMz9d5hkV3XvD39OPhW7OndPzkka5QwCIcCggETOYJvsdG1+Nte+xgljMDbBNtiAbQyXDEaIJCRAOWeNwsxIo8mhu6dzV66T3z+qT8/u3aeqWhL33nc9Tz+n64Qd1/7utdZee23l6aefjgCiKFr4E8n3fQAURVl0jSkIAjRNQ9M0oigiCALCMFx4V3w/TlvMQ1VpS2EYLkonLmMYhkRRhGEYbdM3TXNRmVRVRVGUhXu6ri9KV04n6blYniAIFtKMy6UoykK... | [
"Network Interface (LAN) Card",
"PC Card",
"Modem Card",
"IDE/PATA Slot"
] | null | 0 |
math | kindergarten | count-scattered-shapes-up-to-5 | false | true | How many shapes are there? | "iVBORw0KGgoAAAANSUhEUgAAAvgAAAEdCAYAAAB5QxNPAAAPIElEQVR4nO3dTU4bSxeA4cL0kEjfjIH3A4ht3D0ik/14wDgMjf0NuC24MQb/dNfPqedZQFJSO+e8qjTmarfb7RIAABDCovQBAACA6Qh8AAAIROADAEAgAh8AAAIR+AAAEIjABwCAQAQ+AAAEIvABACAQgQ8AAIEIfAAACETgAwBAIAIfAAACEfgAABCIwAcAgECG0gcAYN/Ly1t6evqTNpvSJ/neMKT0+Pgr3d5elz4KAP9ygw9QmVbiPqWUNpuUnp7+pJeXt9JHAeB... | [
"2",
"1",
"5",
"3"
] | null | 2 |
science | grade-2 | identify-solids-and-liquids | true | false | Select the liquid. | null | null | [
"iVBORw0KGgoAAAANSUhEUgAAAKUAAADCCAYAAAAo2gI4AABJwElEQVR4nO29d3wc9Z3//5yZ7atd9W5ZbpJtueGGCzYGY2wInAk9lB8lAXIhkORyJLlcSMjdcXfcJVwSLveFBHIcIYE4BENCN80NDBbuVZZsyypW79Kutsx8fn+MZj1a7UoySLZM9vV47GNmP/OZz3z2M699t0+TSjuEmOoGj0ICCZxRdKlQ1gN1QUi1wLIUPV1OEDKBswWPAlPd+nm3eipdThAygbMJg38hcSpNPjtVSSCB+EiQMoExhwQpExhzSJAygTGHBCk... | 1 |
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