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Control the Flow
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In this activity about electricity, learners build and test a paper clip switch to turn on a light bulb.
Structure of Matter: Pigment vs. Iridescence
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This is an activity (located on page 3 of the PDF under Butterfly Wings Activity) about how visible light is affected by tiny nanoscale structures, producing iridescence on butterfly wings, soap bubbl
Infrared Investigations
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In this activity, learners explore how infrared technology is used by engineers to create equipment and systems for a variety of industries.
Stereoscope
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In this activity, learners construct a device that allows them to view 2-D images in 3-D.