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Rainbow Density Experiment
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In this colorful activity (page 6 of the PDF), learners will make a multicolor density column by using different concentrations of sugar solutions.
Odors Aloft
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Learners smell balloons filled with different scents to guess what's inside. From this, they infer the presence and motion of scented molecules.
3-2-1 POP!
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In this physics activity, learners build their own rockets out of film canisters and construction paper.
Changing Colors
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Learners experiment with a commercially available liquid-crystal coaster. They warm the material with their hands for varying lengths of time and observe the changing colors that result.
Sweet Speedway
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In this activity, learners test different food items by timing how long it takes each liquid to slide from the top of a ramp to the bottom.
Starch Slime
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Learners mix liquid water with solid cornstarch. They investigate the slime produced, which has properties of both a solid and a liquid.