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Stereoscope
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In this activity, learners construct a device that allows them to view 2-D images in 3-D.

Benham's Disk
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In this activity, learners make a Benham Top to explore visual illusions and optics.

Genetics the Easy Way
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In this activity, learners make critters out of recyclables and apply the rules of mathematics to solve genetics problems.

Balloon Bugs
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In this activity, learners make balloon models of disease-causing bacteria.

Space Stations: Sponge Spool Spine
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In this activity, learners simulate what happens to a human spine in space by making Sponge Spool Spines (alternating sponge pieces and spools threaded on a pipe cleaner).

Size, Scale and Models
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In this activity, learners take measurements and create charts to learn about the size of dinosaurs and their relative scale to humans.

The Length of My Foot
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In this math lesson, learners explore the concept of using units to measure length. Learners first read "How Big is a Foot" by Rolf Myller and learn about units.

Herbal Medicines
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In this open-ended multicultural lab activity, learners investigate the effectiveness of herbal remedies.