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In this activity, learners explore how ordinary marshmallows expand when heated in a microwave.

In this activity, learners touch supercooled water drops with an ice crystal and trigger the water drops to freeze instantly.

In this activity, learners cook amino acids and sugar to explore the range of aromas released.

In this activity, learners follow a recipe to make hollandaise sauce. Learners discover how cooks use egg yolks to blend oil and water together into a smooth mix.

In this online activity, learners experience the thrill of pickle making, and explore how a cucumber becomes a pickle.

This activity about density provides instructions for making a miniature "lava lite" with just salt, oil, water, and food coloring.