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In this outdoor activity, learners release a portion of a lawn from human control—no mowing, no watering, no weeding, no pest control—and then investigate the changes that result over several weeks.

In this activity, participants will learn how stars form from the dust and gas that exists in space clumping together.

The Butterflies in Space Teacher's Guide uses "life in space" to encourage learners to conduct their own open-ended scientific investigations.

In this outdoor activity, learners turn the fun of feeding wild birds into an investigation of bird behavior.

In this activity/demo, learners examine a synthetic gecko tape with micron sized hairs that mimics the behavior of the gecko foot.

This activity models the way Landsat satellites use a thermal infrared sensor to measure land surface temperatures.

"Sublimation Bubbles" allows learners to explore how some solid materials, such as dry ice, can phase change directly from their solid to gaseous form.

"What's in the Water" lets participants use tools to solve the mystery- what chemicals and compounds are in a sample of water?

Learners observe different paper samples under ordinary room light and under a black light to learn some of the chemical differences between different types of paper.