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Hot and Cold
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In this chemistry challenge, learners discover that many chemical reactions involve heat loss or gain.
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Conductors of Heat: Hot Spoons
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This activity was designed for blind learners, but all types of learners can use it to investigate how different materials vary in their conduction of heat.
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Change in Temperature: Endothermic Reaction
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Learners investigate signs of a chemical reaction when they mix vinegar and baking soda. In addition to a gas being produced, learners also notice the temperature decreases.
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Cold Metal
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In this activity, learners discover that our hands are not reliable thermometers.
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Cool It!
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In this fun hands-on activity, learners use simple materials to investigate evaporation. How can the evaporation of water on a hot day be used to cool an object? Find out the experimental way!
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Liquid Crystals Interact with Light!
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In this two-part activity, learners explore the properties of liquid crystals, which are responsible for why mood rings change color.