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Grown-ups
Fair-Test Planner
Level 1 · Which paper towel soaks up the most water?
Level 2 · Does a bean plant grow taller in the light or in the dark?
Level 3 · Which ball bounces the highest?
Level 4 · Does salt make ice melt faster?
Level 5 · On which surface does a toy car roll the farthest?
Level 6 · Which wrap keeps a cup of water warm the longest?
Level 7 · Do paper airplanes with paper clips fly farther?
Level 8 · Does the length of a shadow change during the day?
Level 9 · Which kind of sugar dissolves fastest in water?
Level 10 · Does the height of a ramp change how far a marble rolls?
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