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Learners are challenged to discover the relative densities of colored liquids to create a rainbow pattern in a test tube.

In this hands-on botany activity, learners sprout vegetables in film canisters.

This activity guide features three related explorations to help learners ages 3-6 investigate shadows via the following science concepts: A shadow is made when an object blocks the light; you can chan

In this activity, learners will create an optical illusion top. Learners will explore color mixing, physics and design through this activity.

This is an activity exploring color and color mixing.

In this activity, learners explore color, light and shadow by creating their own puppets to hold in front of a light source.

In this activity, learners use clear nail polish to create a beautiful iridescent pattern on black paper. Learners discover that a thin film creates iridescent, rainbow colors.

In this activity, learners explore light, color and rainbows by making their own rainbow glasses.

In this outdoor, nighttime activity, learners gather around a brightly lit, white surface and study the behavior of nocturnal animals attracted to the light, particularly night fliers.

In this "Sid the Science Kid" activity, learners set up a simple experiment to find out how sunscreen counteracts the effects of the sun.