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In this classic hands-on activity, learners estimate the length of a molecule by floating a fatty acid (oleic acid) on water.

In this activity, learners explore the forces at work in water. Learners experiment to find out what happens to pepper in water when they touch it with bar soap and liquid detergent.

In this activity, learners discover how solar energy can be used to heat water.

In this activity, learners of all ages can become food scientists by experimenting with flour and water to make basic pasta.