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In this activity, learners make slides of onion cells and their own cheek cells. Use this lab to teach learners how to prepare microscope slides and use a microscope.

This lesson introduces learners to the world of nematodes (roundworms).

In this activity, learners explore how engineers work to solve the challenges of a society, such as efficient planting and harvesting.

In this activity, learners make a miniature greenhouse or "terrarium" to explore the greenhouse effect.

Learners place cut flowers in colored water and observe how the flowers change. The flowers absorb the water through the stem and leaves.

In this activity, learners stain fabrics--on purpose!

In this environmental science lesson, learners will examine hazardous chemicals and their effects on human health and the environment.

In this outdoor activity/field trip, learners investigate organisms that live along the ocean's rocky coast.