Does putting soapy water on plants help or hinder plant growth? Kids learn about greywater and how it affects plant growth in this cool science fair project.

In this hands-on design challenge your child will make their very own Rube Goldberg Machine.

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

This science fair project idea compares biodiversity between drops of water.

Science fair project that determines whether landscaping fabric impacts the ability of plants to receive water.

This science fair project idea explores whether there is a connection to the color a person wears and the way their emotional state is perceived by others.

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.

Use chemical analysis to identify a variety of mystery powders that look the same but actually have very different properties.

Science fair project that compares the freezing temperature of salt water and freshwater in order to learn about supercooling and condensation nuclei.

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.

You've heard all about oil spills, but can they really be that bad? After all, vegetable oil is in almost every yummy baking good from cookies to brownies.

Create safe lightning for kids! They'll learn how to make lightning at home with this fun science fair project idea illustrating static charges and grounding.

This science fair project idea explores whether cats can be trained in the same way that dogs can.