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In this optics activity, learners explore how many objects they can see in a set of mirrors (hinged like a book) at various angles.

In this engineering activity, learners construct sturdy geodesic structures out of gumdrops and toothpicks. Use this activity to explore engineering principles as well as sturdy shapes and triangles.

In this story time program, young learners listen to the Dr.

In this quick activity (page 1 of the PDF under SciGirls Activity: Tug O' War), learners will test how many pennies a flat paper index card bridging the gap between two stacks of books is able to supp

In this activity, learners will use Google Sky to observe features of the night sky and share their observations.

In this activity, learners model ancient lunar impacts using water balloons.