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Learners discover the bubble power of living cells in this multi-hour experiment with baker's yeast. Learners make a living yeast/water solution in a bottle, and add table sugar to feed the yeast.

This warm weather activity introduces learners to the impact trees have on blocking the sun's heat and reducing temperature on the Earth's surface.

This activity gets learners looking at 6-sided shapes in nature, including the cells of a beehive, as well as other shapes.

In some parts of the world, lakes freeze during winter. In this activity learners will explore water’s unique properties of freezing and melting, and how these relate to density and temperature.

In this simulation activity, learners observe what can happen when ocean waves churn up water and oil from an oil spill.

Doctors often send a sample of blood to a lab, to make sure their patients are healthy.