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A Funny Taste
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In this activity, learners explore the different salinities of various sources of water by taste-testing.
In the Toilet
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This activity explores the basic workings of a siphon, which is the core technology that makes toilets work.
Shake and Break
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In this activity, learners will model the mechanical weathering and erosion of rocks in a stream or river.
A Hole in the Ground
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Learners build models of sinkholes to gain an intuitive knowledge of their physical aspects.
What's So Special about Water: Surface Tension
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In this three-part activity, learners play a game and conduct two simple experiments to explore water and surface tension. Learners will have fun discovering how water "sticks" together.
Tissue Paper Spray Art
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In this activity, learners observe color mixing and absorbency using colored tissue paper and spray bottles.
Changing the Density of an Object: Adding Material
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Learners see that a can of regular cola sinks while a can of diet cola floats. As a demonstration, bubble wrap is taped to the can of regular cola to make it float.