Start your toy engines -- this is going to be a fast and friction-filled race!

Get your hands on a concoction that breaks the rules about what's a solid and what's a liquid.

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!

When you rub a balloon on your head, your hair stands up; but is that true for everyone? Does hair color affect static electricity?

Learn with makes water molecules work with this fun and easy science activity!

In this design challenge, your child will make a bottle rocket using typical household items.

In this enlightening transpiration experiment, kids will explore how the loss of water from plants through transpiration contributes to the water cycle.

Roasting pumpkin seeds makes for a great Halloween activity, and a healthy snack!

Kids will love making sugar crystals in this sugar crystal science fair project which teaches important chemistry concepts like saturation and solubility.

This balloon-powered car project is a great way for your kid to learn about energy and how it can be used efficiently.

Who needs paint, glitter, or crayons when you have natural art supplies right outside your front door?

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.

The goal of this golf science fair science fair project is to determine whether the temperature of a golf ball affects its elasticity and its rebound.

What happens when light hits a hard surface? Find out by conducting a simple light reflection experiment with your preschooler.

Help your child measure breezy weather in her environment by making a wind vane for kids, a simple version of the classic scientific measurement tool.

Students will investigate the thermal conductivity of metals by learning how to measure thermal conductivity with this fun and easy science fair project idea.

In this experiment you explore how tectonic plates move to create land and expand bodies of water.

The possibilities are endless with this fun Halloween-themed STEM activity! With simple supplies, your child will experiment, adapt, and use their creativity while they build structures using different specifications.

Does the temperature of a magnet affect its strength? Learn about the relationship between magnets and temperature with this cool physics science fair project.

Learn how different types of soil affect how animal tracks form in this experiment!