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Light Box
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Learn how to construct a light box by following simple figures and instructions. This guide includes tips on how to assemble a light box; related activities are featured in separate resources.
Exploring Materials: Thin Films
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In this activity, learners create a colorful bookmark using a super thin layer of nail polish on water. Learners discover that a thin film creates iridescent, rainbow colors.
Electrolysis
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Learners observe two joined glass tubes containing a conductive salt solution. Electrodes are passing an electric current through the water.
Water Underground
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Many people get water from a source deep underground, called groundwater.