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Learners will compare the growth rate and appearance of crystals forming on small rocks to those growing on miscellaneous objects. Learners will also investigate how temperature (warm vs.

During this activity, learners will make different versions of "ooze" using varied proportions of detergent and glue.

In this activity, learners work in teams to investigate the composition of unseen materials using a variety of tools.

In this activity, learners consider how a simple machine, a lever, turns a small push or pull (a small force) into a larger--or stronger--push or pull (a larger force).

In this activity, learners separate the protein from milk and and use it to make their own glue.