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In this activity, learners make their own flip book that shows real solar flares erupting from the Sun in November 2000. Step-by-step instructions are included with photos.

Learners follow a three-step process to start their own rock collection.

In this activity, learners turn empty 2-liter bottles into a see-through compost container.

This activity attempts to clear up the common misconception that deserts are always hot, totally dry, and uninhabitable.

In this activity (on pages 16-21), learners get a sense of geological time by understanding how big a million is.

In this activity, learners model how the Moon's volcanic period reshaped its earlier features.