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In this activity and/or field trip, learners investigate the water currents that aquatic animals create when they breathe, feed, and propel themselves through water.

Water on Earth is in lakes, the ocean, rivers, underground, and frozen glaciers.

In this activity, learners build a "pneumatic trough," a laboratory apparatus used for collecting pure gas samples over water.

In this activity, learners will discover why there are holes in bread.

In this activity, learners build an electric two-paddle boat using paint paddles, plastic knives, and empty water bottles.

In this Bob the Builder(TM)-themed activity, learners explore what it means to work together as a team.

In this demonstration, learners compare the relative sizes and masses of scale models of the planets as represented by fruits and other foods.

Bones are stiff, which helps us lift heavy things and walk around, but they are also somewhat flexible, which lets them bend slightly.