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In this two part activity, learners become draft detectives by constructing their own draft catchers to detect drafts around windows or doors.

In this chemistry challenge, learners identify which plants have the enzyme "catalase" that breaks hydrogen peroxide into water and oxygen.

Learners are challenged to discover the relative densities of colored liquids to create a rainbow pattern in a test tube.

In this activity learners will build a neighborhood out of blocks and cardboard.

In this activity learners will build roller coasters and test them using small balls or marbles.

In this chemistry challenge, learners work to figure out which of four juices are real, and which is just food coloring and sugar.