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math | grade-7 | simplify-expressions-by-combining-like-terms-with-algebra-tiles | false | true | These tiles represent the expression 4+3x–9x. Which expression is equivalent to 4+3x–9x? | null | [
"–\n6x+4",
"7x–9",
"–\n2x",
"12x+4"
] | null | 0 |
math | grade-7 | apply-addition-and-subtraction-rules | false | true | The number line shows an unknown number, p. Is p+1 positive or negative? | null | [
"positive",
"negative"
] | null | 0 |
math | grade-4 | compare-fractions-in-recipes | false | true | Does this recipe call for more vinegar or mayonnaise? | null | [
"vinegar",
"mayonnaise"
] | null | 0 |
math | calculus | domain-and-range-of-exponential-and-logarithmic-functions | false | true | What is the range of this logarithmic function? | null | [
"$\\{y \\mid y>-4\\}$",
"all real numbers",
"$\\{y \\mid y \\geq-4\\}$",
"$\\{y \\mid y<-4\\}$"
] | null | 1 |
science | grade-4 | use-data-to-describe-climates | false | true | Which statement best describes the climate of Honolulu? Hint: Summers in the Northern Hemisphere occur in June, July, and August. Winters in the Northern Hemisphere occur in December, January, and February. Honolulu, Hawaii, is a city in the United States. It has a tropical savanna climate. | null | [
"Winters have slightly lower temperatures and less precipitation than summers.",
"Winters have slightly lower temperatures than summers. Summers have less precipitation than winters."
] | null | 1 |
math | grade-7 | classify-rational-numbers-using-a-diagram | false | true | Use the diagram to help you answer the question below. Which of the following is a whole number? | null | [
"66",
"–81",
"– 5 1/9",
"–7"
] | null | 0 |
math | algebra-1 | domain-and-range-of-exponential-functions-graphs | false | true | What is the range of this exponential function? | null | [
"$\\{y \\mid y \\geq 0\\}$",
"$\\{y \\mid y>0\\}$",
"$\\{y \\mid y<0\\}$",
"$\\{y \\mid y \\leq 0\\}$"
] | null | 1 |
math | kindergarten | hexagons | true | false | Which shape is a hexagon? | null | null | null | 1 |
math | algebra-1 | perimeter-area-and-volume-changes-in-scale | false | true | Look at this cube: If the side lengths are doubled, then which of the following statements about its volume will be true? | null | [
"The new volume will be 64 times the old volume.",
"The new volume will be 8 times the old volume.",
"The new volume will be 2 times the old volume.",
"The new volume will be 16 times the old volume."
] | null | 1 |
math | grade-2 | interpret-tally-charts | false | true | Molly washed some vegetables. This tally chart shows how many of each type of vegetable she washed. Did Molly wash fewer pea pods or beets? | null | [
"pea pods ",
"beets "
] | null | 1 |
math | grade-2 | select-three-dimensional-shapes | true | false | Which shape is a cylinder? | null | null | null | 0 |
math | grade-3 | fractions-of-a-group-unit-fractions | false | true | What fraction of the shapes are rectangles? | null | [
"1/2",
"1/4",
"1/8",
"1/6"
] | null | 2 |
math | grade-1 | identify-faces-of-three-dimensional-shapes | false | true | Does this shape have a circle as a face? | null | [
"yes",
"no"
] | null | 1 |
math | grade-7 | parallel-perpendicular-and-intersecting-lines | false | true | Are these lines parallel? | null | [
"yes",
"no"
] | null | 0 |
math | grade-8 | similar-and-congruent-figures | false | true | Are these shapes congruent? | null | [
"no",
"yes"
] | null | 1 |
math | grade-5 | compare-decimals-using-grids | false | true | Which decimal is greater than the one shown in this diagram? | null | [
"0.74",
"0.72",
"0.76",
"0.6"
] | null | 2 |
math | calculus | determine-one-sided-continuity-using-graphs | false | true | Is f(x) continuous from the right at x=6? | null | [
"no",
"yes"
] | null | 0 |
math | grade-8 | front-side-and-top-view | true | true | If you look at this object from the front, what will you see? | null | null | null | 1 |
engineer | grade-8 | identify-laboratory-tools | true | false | Select the Erlenmeyer flask. | null | null | null | 0 |
math | grade-7 | front-side-and-top-view | true | true | If you look at this object from the front, what will you see? | null | null | null | 1 |
math | grade-6 | which-figure-is-being-described | true | false | Erica saw a 3-dimensional figure that had a round base. Which figure could Erica have seen? | null | null | null | 3 |
math | grade-3 | correct-amount-of-change | false | true | You pay $4.81 to buy a laundry hamper costing $4.73. You receive the following change:Is this the correct amount of change? | null | [
"yes",
"no"
] | null | 0 |
engineer | grade-5 | identify-laboratory-tools | true | false | Select the test tube. | null | null | null | 0 |
math | grade-7 | parallel-perpendicular-and-intersecting-lines | false | true | Are these lines intersecting? | null | [
"no",
"yes"
] | null | 1 |
science | grade-7 | identify-ecosystems | true | false | Select the temperate deciduous forest ecosystem. This ecosystem has:
year-round rain and warm temperatures
soil that is poor in nutrients
many different types of organisms This ecosystem has:
hot summers and cool winters
a medium amount of rain
soil that is rich in nutrients This ecosystem has:
warm, wet summers and cold, wet winters
soil that is rich in nutrients
only a few types of trees | null | null | null | 1 |
math | algebra-1 | perimeter-area-and-volume-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? | null | [
"The new area will be 9 times the old area.",
"The new area will be 8 times the old area.",
"The new area will be 2 times the old area.",
"The new area will be 4 times the old area."
] | null | 3 |
math | grade-7 | classify-rational-numbers-using-a-diagram | false | true | Use the diagram to help you answer the question below. Which of the following is both a rational number and an integer? | null | [
"9 4/5",
"99.7",
"–117",
"7 1/5"
] | null | 2 |
math | grade-2 | identify-thirds | true | false |
Look at the colored part of each shape. Which shape shows one-third? | null | null | null | 1 |
math | grade-5 | angles-of-90-180-270-and-360-degrees | false | true | What fraction of a turn is this angle? | null | [
"3/4",
"1/4",
"1 full turn",
"1/2"
] | null | 0 |
math | grade-2 | fractions-of-a-whole-modeling-word-problems | true | false | Mandy has ordered an extra-large pizza from Pizza Palace. She asks for her pizza to be cut into 4 equal pieces. Which fraction model represents one piece of the pizza? | null | null | null | 2 |
math | pre-k | one-more-with-pictures-up-to-5 | true | true | Count the cars in this group. Which group has one more than the group you counted? | null | null | null | 0 |
math | grade-8 | identify-trapezoids | false | true | Is this polygon a trapezoid? | null | [
"no",
"yes"
] | null | 0 |
math | pre-k | represent-numbers-with-shapes-up-to-3 | true | false | Which group has 1 rectangle? | null | null | null | 0 |
math | grade-3 | compare-fractions-using-models | false | true | null | [
"<",
"=",
">"
] | null | 0 |
|
math | grade-2 | how-much-more-to-make-a-dollar | true | true | You have these coins:Which coins do you need to make a dollar? | null | null | null | 1 |
math | grade-7 | identify-complementary-supplementary-vertical-and-adjacent-angles | false | true | Which angles are supplementary to each other? | null | [
"\\angle{3} and \\angle{2}",
"\\angle{3} and \\angle{4}",
"\\angle{4} and \\angle{2}",
"\\angle{2} and \\angle{1}"
] | 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? | null | [
"attract",
"repel"
] | null | 0 |
math | grade-4 | parallel-sides-in-quadrilaterals | false | true | How many pairs of opposite sides are parallel? | null | [
"no pairs",
"2 pairs",
"1 pair"
] | null | 0 |
math | kindergarten | circles | true | false | Which shape is a circle? | null | null | null | 0 |
science | grade-7 | use-scientific-names-to-classify-organisms | true | true | This organism is a tomato clownfish. Its scientific name is Amphiprion frenatus. Select the organism in the same genus as the tomato clownfish. | null | null | null | 1 |
math | grade-1 | compare-money-amounts | true | false |
Which is more? | null | null | null | 0 |
math | grade-2 | which-shape-illustrates-the-fraction | true | false |
Look at the colored part of each shape. Which shape shows one-fourth? | null | null | null | 3 |
math | kindergarten | one-more-and-one-less-with-pictures-up-to-10 | true | true | Count the snowmen in this group. Which group has one less than the group you counted? | null | null | null | 0 |
math | grade-3 | identify-three-dimensional-shapes | false | true | What shape is this? | null | [
"pyramid",
"cube"
] | null | 0 |
math | pre-k | fewer-and-more-compare-in-a-mixed-group | false | true | Are there fewer rectangles or circles? | null | [
" circles",
" rectangles"
] | null | 0 |
math | grade-4 | compare-area-and-perimeter-of-two-figures | true | false | Which figure has a greater perimeter? | null | null | null | 0 |
math | grade-3 | choose-the-appropriate-measuring-tool | true | false | Which tool would help you put the correct amount of pumpkin in a pumpkin pie? | null | null | null | 3 |
math | grade-7 | identify-linear-and-nonlinear-functions | false | true | The graph shows a function. Is the function linear or nonlinear? | null | [
"linear",
"nonlinear"
] | null | 1 |
math | pre-k | rectangles | true | false | Which shape is a rectangle? | null | null | null | 1 |
math | grade-8 | changes-in-mean-median-mode-and-range | false | true | Look at this set of 9 numbers: How would the mean change if the number 64 replaced the number 91 in the set? | null | [
"increase",
"decrease",
"no change"
] | null | 1 |
math | grade-1 | estimate-to-the-nearest-ten | false | true | How many marbles are there? Estimate. | null | [
"about 20",
"about 90"
] | null | 1 |
math | grade-1 | even-or-odd | false | true | Is the number of fish even or odd? | null | [
"odd",
"even"
] | null | 0 |
math | pre-k | what-comes-next | true | true | What shape comes next? | null | null | null | 1 |
math | pre-k | triangles | true | false | Which shape is a triangle? | null | null | null | 2 |
science | grade-3 | identify-properties-of-an-object | false | true | Which property matches this object? Select the better answer. | null | [
"yellow",
"flexible"
] | null | 1 |
science | grade-4 | use-scientific-names-to-classify-organisms | true | true | This organism is a great gray owl. Its scientific name is Strix nebulosa. Select the organism in the same species as the great gray owl. | null | null | null | 2 |
math | kindergarten | one-less-with-pictures-up-to-10 | true | true | Count the tennis balls in this group. Which group has one less than the group you counted? | null | null | null | 2 |
math | grade-8 | apply-addition-subtraction-multiplication-and-division-rules | false | true | The number line shows an unknown number, w. Is 1+2w positive or negative? | null | [
"negative",
"positive"
] | null | 1 |
science | grade-3 | compare-properties-of-objects | false | true | Which property do these three objects have in common? Select the best answer. | null | [
"fuzzy",
"yellow",
"translucent"
] | null | 2 |
math | grade-4 | properties-of-three-dimensional-figures | true | false | Katy made a 3-dimensional figure out of cardboard. The figure had 6 edges and 4 faces. Which figure could Katy have made? | null | null | null | 2 |
math | grade-7 | identify-alternate-interior-and-alternate-exterior-angles | false | true | \line{SU} and \line{VX} are parallel lines. Which angles are alternate exterior angles? | null | [
"\\angle{VWY} and \\angle{UTR}",
"\\angle{VWY} and \\angle{XWT}",
"\\angle{VWY} and \\angle{XWY}",
"\\angle{VWY} and \\angle{VWT}"
] | null | 0 |
math | grade-8 | changes-in-mean-median-mode-and-range | false | true | Look at this set of 10 numbers: How would the mode change if the number 31 were added to the set? | null | [
"increase",
"no change",
"decrease"
] | null | 1 |
math | grade-7 | identify-trends-with-scatter-plots | false | true | Does this scatter plot show a positive trend, a negative trend, or no trend? | null | [
"no trend",
"negative trend",
"positive trend"
] | null | 0 |
math | grade-2 | which-shape-illustrates-the-fraction | true | false |
Look at the colored part of each shape. Which shape shows one-third? | null | null | null | 3 |
math | grade-7 | apply-addition-and-subtraction-rules | false | true | The number line shows an unknown number, t. Is t–1 positive or negative? | null | [
"negative",
"positive"
] | null | 0 |
math | grade-2 | equal-sides | true | false | Which shape has 4 equal sides? | null | null | null | 0 |
math | grade-2 | match-analog-clocks-and-times | false | true | Which clock shows 10:55? | null | [
"Created with Snap",
"Created with Snap"
] | null | 1 |
math | grade-3 | am-or-pm | false | true | Greta is washing her cup after breakfast. The clock shows: What time is it? | null | [
"8:55 A.M.",
"8:55 P.M."
] | null | 0 |
math | pre-k | cylinders | true | false | Which shape is a cylinder? | null | null | null | 0 |
math | grade-6 | reflection-rotation-and-translation | false | true | How has this figure been transformed? It has been... | null | [
"reflected",
"translated",
"rotated"
] | null | 0 |
math | algebra-1 | identify-linear-functions-from-graphs-and-equations | false | true | The graph shows a function. Is the function linear or nonlinear? | null | [
"nonlinear",
"linear"
] | null | 0 |
math | grade-6 | changes-in-mean-median-mode-and-range | false | true | Look at this set of 10 numbers: How would the median change if the number 83 replaced the number 92 in the set? | null | [
"no change",
"decrease",
"increase"
] | null | 0 |
math | kindergarten | represent-numbers-with-pictures-up-to-5 | true | false | Which shows 4? | null | null | null | 0 |
engineer | grade-6 | identify-the-experimental-question | false | true | Identify the question that Harper's experiment can best answer. The passage below describes an experiment. Read the passage and then follow the instructions below. Harper prepared ten buckets, each with one gallon of boiling water and three tablespoons of black fabric dye. Harper soaked white linen fabric squares in five of the buckets, and white cotton fabric squares in the other five buckets. All of the fabric squares were soaked for 15 minutes. After the fabric dried, Harper scored the darkness of the squares on a scale from light to dark. She compared the darkness of the linen fabric to the darkness of the cotton fabric. | null | [
"Does fabric turn darker when soaked in a mixture of black dye and water for 15 minutes compared to 30 minutes?",
"Does linen fabric turn darker than cotton fabric when soaked in a mixture of black dye and water?"
] | null | 1 |
math | grade-7 | identify-equivalent-linear-expressions-using-algebra-tiles | false | true | These tiles represent the expression 5x+4x. Which expression is equivalent to 5x+4x? | null | [
"9x",
"2x+9",
"x+9",
"9x+2"
] | null | 0 |
math | grade-5 | parallel-perpendicular-and-intersecting-lines | false | true | Are these lines perpendicular? | null | [
"yes",
"no"
] | null | 1 |
math | grade-4 | scalene-isosceles-and-equilateral-triangles | false | true | What kind of triangle is this? | null | [
"equilateral",
"scalene",
"isosceles but not equilateral"
] | null | 1 |
math | grade-5 | identify-rhombuses | false | true | Is this quadrilateral a rhombus? | null | [
"yes",
"no"
] | null | 0 |
science | grade-3 | compare-temperatures-on-thermometers | true | false | Select the thermometer that shows the higher temperature. | null | null | null | 0 |
math | grade-2 | select-three-dimensional-shapes | true | false | Which shape is a cylinder? | null | null | 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? | null | null | null | 0 |
science | grade-5 | animal-adaptations-beaks-mouths-and-necks | true | true | Malachite sunbirds live in the coastal and hilly areas of South Africa. The shape of the malachite sunbird's beak is adapted to get nectar out of long flowers. Which bird's beak is also adapted to get nectar out of long flowers? | null | null | null | 0 |
math | kindergarten | one-more-with-pictures-up-to-10 | true | true | Count the presents in this group. Which group has one more than the group you counted? | null | null | null | 1 |
math | grade-2 | greatest-and-least-word-problems-up-to-1000 | false | true | An environmental agency examined how many trees were planted by different organizations. Which organization planted the most trees? | null | [
"New Planet",
"Acorns to Oaks",
"Heal the Earth",
"Mission Reforestation"
] | null | 0 |
math | kindergarten | count-pictures-up-to-10 | false | true | How many ladybugs are there? | null | [
"7",
"2",
"10",
"8"
] | null | 0 |
science | grade-2 | compare-temperatures-on-thermometers | true | false | Select the thermometer that shows the lower temperature. | null | null | null | 1 |
math | grade-1 | comparing-review | true | false | Which group has fewer? | null | null | null | 1 |
engineer | grade-5 | identify-laboratory-tools | true | false | Select the dropper pipette. | null | null | null | 1 |
math | pre-k | one-less-with-pictures-up-to-10 | true | true | Count the squares in this group. Which group has one less than the group you counted? | null | null | null | 1 |
math | algebra-2 | describe-linear-and-exponential-growth-and-decay | false | true | How does h(t) change over the interval from t=4 to t=6? | null | [
"h(t) increases by 100%",
"h(t) increases by 4",
"h(t) increases by 200%",
"h(t) decreases by 4"
] | null | 1 |
math | grade-1 | count-sides-and-corners | true | false | Which shape has 4 corners? | null | null | null | 1 |
math | grade-2 | correct-amount-of-change | false | true | You pay 69¢ to buy a glass of lemonade costing 48¢. You receive the following change:Is this the correct amount of change? | null | [
"yes",
"no"
] | null | 1 |
math | grade-8 | quadrants-and-axes | false | true | Look at the coordinate plane. Which point is in Quadrant II? | null | [
"(\n–\n5,4)",
"(5,\n–\n1)",
"(4,5)",
"(\n–\n4,\n–\n1)"
] | null | 0 |
science | grade-5 | weather-and-climate-around-the-world | false | true | Does this passage describe the weather or the climate? Hint: Weather is what the atmosphere is like at a certain place and time. Climate is the pattern of weather in a certain place. Yemen, a country in the Middle East, is located in the desert. It was humid in the southern part of the country on November 30 last year. | null | [
"weather",
"climate"
] | null | 0 |
math | grade-6 | identify-polyhedra | false | true | Is this figure a polyhedron? | null | [
"yes",
"no"
] | null | 0 |
math | grade-6 | identify-complementary-supplementary-vertical-adjacent-and-congruent-angles | false | true | Which angle is congruent to \angle{1}? | null | [
"\\angle{4}",
"\\angle{2}",
"\\angle{6}",
"\\angle{3}"
] | null | 0 |
math | grade-4 | compare-decimals-using-models | false | true | Compare 0.65 and 0.84. Use the models to help. 0.65 ?0.84 | null | [
">",
"<",
"="
] | null | 1 |