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Free-Fall Bottles & Tubes
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In this physics activity, learners conduct two experiments to explore free-falling.
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Five-Layer Density Column
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In this activity, learners can create five-layer density columns by employing one of three (or all) methods.
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Indicating Electrolysis
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In this activity, learners build a simple electrolysis device. Then learners use an indicating solution to visualize hydrogen and oxygen molecules in water.
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Milk Makes Me Sick: Exploration of Lactose Intolerance
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Why does milk make some people sick? In this activity learners explore this question and explore the chemistry of milk, and our bodies!
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Liquid Crystal Thermometers
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In this activity, learners explore liquid crystal thermometers to observe how heat flows by conduction, convection, radiation, and evaporation.
Sodium Acetate Hand Warmers
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In this activity, sodium acetate hand warmers are used to introduce learners to supersaturated solutions, crystallization, and exothermic reactions.
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Sweetly Balanced Equations
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In this (edible) activity, learners balance chemical equations using different kinds and colors of candy that represent different atoms. Learners will work in pairs and explore conservation of atoms.
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The Crayon Rock Cycle
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In this activity, learners use crayons to draw conclusions about rocks and the rock cycle.