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This fun science fair project idea helps students learn how acid rains are formed and explore how acid rain damages the environment.

This biodiversity project examines the biodiversity in your own backyard.

In this windmill model science project, you will build a windmill to learn about wheel-and-axle machines and how these simple machines are used to do work.

Science fair project determines relationship between number and variety of insects and spiders by collecting and counting invertebrates in a ecosystem.

When you cut a flower to put into a vase, it'll eventually wilt, even with water and sunshine. But is there another scientific secret to keeping flowers fresh?

Learn how to make a hygrometer to measure relative humidity in this project. Make a sling psychrometer hygrometer with gauze, thermometers, and a bottle.

Science fair project that teaches you about chemical indicators and how to make your own in order to identify various mystery solutions.

How greasy are your potato chips? Students will use a reliable method to quantify greasiness and compare different brands in this great science fair project.