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In this outdoor activity and/or field trip, learners investigate the behavior of hopping animals.

In this activity, learners explore the many uses of periscopes and how this simple device was designed and is used in many applications.

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

In this activity, learners construct a projector out of cardboard to view their favorite images (such as storybook illustrations) on the wall.

In this activity, learners construct a device that projects images onto a surface, so they can trace landscapes and other sights.

In this activity, learners explore how infrared technology is used by engineers to create equipment and systems for a variety of industries.