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In this activity, learners test to see if carbon dioxide is present in the air we breathe in and out by using a detector made from red cabbage.

Most of the time, we don't have to think about breathing. In fact, you're probably breathing right now without thinking about it!

In this outdoor activity and bingo-like game, learners explore why and how seeds spread far from the plants that produce them.

In this outdoor activity, learners search for lichen, a combination of a fungus and an alga living together. Lichen grow where most other plants cannot, on rocks, the trunks of trees, logs and sand.

In this outdoor, ocean-side activity, learners investigate the distribution of organisms in the upper region of the intertidal zone.

In this outdoor activity/field trip, learners locate and study plants and animals in several freshwater pond habitats.

In this outdoor activity, learners make their own organic-rich soil. Depending on where this activity is done, learners will probably discover that their local soil is low in organic matter.