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In this activity, learners will learn how igneous rock, metamorphic rock, and sedimentary rock are formed as part of the rock cycle and that the same forces that produce/change rocks also produce/chan

free Ages 8 - 18 30 to 45 minutes
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In this activity, learners design, build, test and redesign a display tower that will meet a specific set of criteria and constraints.

$10 - $20 per group Ages 8 - 18 2 to 4 hours
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In this activity, learners create angle-measuring devices--protractors--out of paper. Learners follow a series of steps to fold a square sheet of paper into a triangular Pocket Protractor.


1 cent - $1 per student Ages 11 - 18 5 to 10 minutes