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In this activity, learners use simple materials to create giant bubbles.

In this activity, learners make their own heat waves in an aquarium.

The Ancient Egyptians used a naturally-occurring salt from the banks of the Nile River, called natron, to mummify their dead.

Build a hydrometer (measures the density of a liquid) using a pipet or eyedropper.

In this activity, learners conduct a simple experiment to see how electrically charged things like plastic attract electrically neutral things like water.