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In this science and engineering activity, children will explore types of tunnels and their purposes and then design and build a tunnel of their own.

In this experiment, young ecologists will learn about a type of edge effect: how trees and plants at the edge of a forest can act as a weed filter.

This science fair project looks one of the most important factors affecting seed germination: water. A fun and easy plant biology experiment for 3rd graders.

Do you have your isopods straight? Learn about sow bug and pill bug behavior by building a terrarium to study them in!

Science fair project that examines how winter storms form and the relationship between temperature, moisture and snow.

How does rust form? Kids will learn about the roles oxygen, water, and electrons play in rust chemistry in this cool science fair project idea.

In this fun science fair project idea learn about universal solvents and solutes and find out the solubility of several common liquid substances.

Water, along with soil and light, is a necessary component for plant growth. So what's better for promoting plant growth: tap water, or rain water?

Check out this cool science fair project idea to explore which other common animals besides scorpions glow under a UV Black light.

The objective of this science project was to build a model of a volcano and observe reaction between different substances, including baking soda and vinegar.

Get this cool science fair idea to explore how arctic tundra animals change their behavior and adapt to survive in long, cold winters.