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Learners explore how the attractive forces between water molecules create surface tension and allow certain objects to float on the surface of water.

Some aquatic organisms live in open water, while some live in soil at the bottom of a body of water.

In this outdoor activity and bingo-like game, learners explore why and how seeds spread far from the plants that produce them.

Learners make their own paper. They start by shredding old newspaper, clean toilet paper, and clean paper towels.

In this Bob the Builder(TM)-themed activity, learners explore the 3Rs (Reduce, Reuse, Recycle) by rotating through several activity stations.

In this optics activity, learners explore why the sky is blue and the sunset is red, using a simple setup comprising a transparent plastic box, water, and powdered milk.

Learners build a filter from old soda bottles and dirt. They create polluted water, and pour it through their filter to clean it.