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In this activity, learners will experiment with catalysts to create an at-home version of elephant toothpaste.

In this activity, learners will explore the water cycle by creating a small atmosphere.

In this activity, learners will engineer their own weather vane. This activity includes step-by-step instructions with pictures and a "What's Happening?" section explaining how the activity worked.

In this activity, learners will create their own coral polyps - the basis for a coral reef.

In this activity, learners will engineer three different parachutes to test how well each one works.

In this activity, learners will explore acid-base reactions and create their own bubbly results.

In this activity, learners will explore density and it's relationship with mass.

In this activity, learners will explore how and why weight distribution works.

In this activity, learners will explore how density is affected by temperature and how that can create currents.

In this activity, learners will explore how animal in cold areas stay warm.

In this activity, learners will discover what colors are in different markers, and may be surprised at the results.

In this activity, learners will experiment with density and chemical reactions to create a flurry activity.

In this activity, learners will explore pi and the mathematical relationships between a circle's diameter, circumference, and radius.

In this activity, learners will explore saturated solutions and discover how crystals form.