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Learners experiment with a commercial photo-sensitive paper (Sunprint® or NaturePrint® paper). They place opaque and clear objects on the paper and expose it to bright light, observing the results.

Learners use a simple process to extract DNA from strawberries.

This guide outlines how to plant a garden even if you don't have a yard!

Learners combine different plant solutions -- made from fruits, vegetables, and flowers -- with equal amounts of vinegar (acid), water (neutral), and ammonia (base).

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

This online simulation game explores the different consequences of water levels on the Columbia River in the Pacific Northwest.

Learners design different shaped bandages for different purposes. First, they draw their designs on paper.

This lesson gives full instructions for making cabbage juice indicator, a procedure sheet for learners to record observations as they use the indicator to test materials, and extension activities to d

Learners investigate the properties of the liquids in two bottles. One contains layers of oil and water, and one contains oil, water, and soap.

In this activity, learners grow germs collected from their hands and other objects. They cultivate the germs on a growth medium (such as slices of grapefruit or processed cheese) for a week.

Learners will explore the scientific mystery behind a disappearing group of trees by examining data and attempting to explain the decline.