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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 discover how a super-absorbing material can be used to move a straw.

In this activity, learners play with surprising sand that doesn’t get wet! Learners explore how water behaves differently when it comes in contact with "magic sand" and regular sand.

In this outdoor activity/field trip, learners investigate organisms that live along the ocean's rocky coast.