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In this activity, learners complete a series of drawing activities to explore scale and powers of 10. Learners first trace each other on 1-meter-square pieces of paper.

1 cent - $1 per student Ages 14 - 18 30 to 45 minutes
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After learning that some of the chemicals we add to food crops may have harmful consequences on our health and the health of the environment, learners will create a pocket-sized card with their favori

1 cent - $1 per group Ages 6 - 14 30 to 45 minutes
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In this activity, learners explore how the shapes, sizes, and distances of land masses appear differently on two different models of Earth: an icosahedron and a flat map.

1 cent - $1 per group Ages 11 - 18 30 to 45 minutes