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In this activity, learners explore properties of water and watch evaporation happen by "painting" with water in the sun.

In this activity, learners will explore the physics of liquids and gas by playing with both! Learners of any age use their own breath to move drops of water across a smooth wax paper surface.

In this activity, learners investigate the effect of heat on a reaction.

In this activity (located at the top of the page), learners make an easy river strainer and see what they can catch.