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

How can we describe the relationship of magnetic field strength vs. distance? Kids will find out with this free science fair project idea.

How do series and parallel circuits work, and which produces the brightest light in a light bulb? Construct both in this project and find out!

Are you ready to be a detective for science? Then get out your magnifying glass and start studying fingerprints!

In this exciting design challenge, your child will use design thinking skills to create a mixture that can inflate a balloon.

This educated-guessing game is great for preschoolers. This activity helps your child work on her reasoning skills.

This science fair project focuses on a polymer called hydrogel super absorbent crystal which absorbs water, swelling to many times its original size.

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

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

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?

In this activity, learners will discover how to make a basic water filtration system using common materials found around the house or outside.

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

This science experiment examines the role of fat in food, especially in making bread rise and whipping cream.

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.