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In this activity, learners explore how nanosized structures can create brilliant color.

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

In this activity, learners explore how and why rainbows form by creating rainbows in a variety of ways using simple materials. Learners create rainbows indoors and outdoors.

Learners mix a solution of luminol with hydrogen peroxide to produce a reaction that gives off blue light.

In this outdoor activity, learners discover how the environment around a building affects the growth of plants.

In this outdoor activity, learners use only their senses to to find the extremes of several environmental variables or physical factors: wind, temperature, light, slope and moisture.

In this activity, learners create a "mini sky" in a glass of water in a dark room.

This is an activity about turbidity, or the amount of sediment suspended in water.

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.