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.

This project can help prepare your child for a trip to the tide pools, or give him a way to remember some of the many creatures he saw during his visit.

Do you love to make Jell-O? Find out in this science fair project idea if it is possible to make Jell-O with just warm water.

For this science fair project, kids will learn how to make a lemon battery. They can conduct this classic experiment using readily available materials.

Grow a garden with an environmentally-friendly twist by using plant scraps that usually get thrown away.

Learn whether Mylar Balloons last longer than Latex Balloons or vice versa.

This science activity will help your student explore the changes that occur to transform an egg from raw to soft to hard-boiled.

What is a compound microscope? Kids find out by making one of their own in this cool science fair project.

How do icicles form and what do they look like? Do this free science fair project and watch the formation of icicles occur right before your eyes.

This activity challenges students to use computational thinking as they create a sequence of commands that will make a robot navigate around several obstacles.

Can a horse lead itself to the carrot? Train your horse with carrots and boxes and test horse memory in this fun zoology science fair project.

This science fair project idea's objective is to become familiar with items your family regularly throws in the trash.

In this science project, learn about water transport in plants and make a beautiful dyed floral arrangement with cohesion, adhesion, and xylem tubes!

What is a wedge? Kids find out by experimenting with different wedges in this simple science fair project idea.

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 science fair project, students discover how sedimentary layers form as sediments like mud, silt and sand settle over time.

Here's a great activity that uses corks and toothpicks to create a fleet of floating boats. Which design makes for the most seaworthy vessel?

This science fair project idea determines if the size of the parachute will change the rate at which an object falls.

Delight your budding scientist with this cool physics magic trick and teach her some basic physics concepts while you're at it!

This science fair project idea teaches to understand and explore the concepts of crystal formation and dissolving substances.

Science fair project that develops latent fingerprints on a non-porous objects by converting superglue from a solid state to a gaseous state.

In this fun design challenge, your child will get creative with making structures out of toothpicks and gumdrop candies.

This science fair project idea creates cool new colorful fabric pattern designs and experiments with the mixing of colors.

What causes dilated pupils? Young scientists will find out by applying what they already know about changes in pupil size and making models of the pupil.

Children will learn all about cause and effect as they experiment with potion-making in this Halloween themed activity.

The goal of this evaporation experiment is to learn about how different external conditions affect drying time.

Learn about the layers of the Earth and make a model! Create a earth layer book, cake, or clay diagram.

Perk up your front porch with this hanging vase craft, perfect for spring and for getting kids outdoors!

How does dishwashing liquid work? Kids discover the chemical mechanism behind cleansing power in this easy science fair project idea.

This easy aerodynamics activity is a simple way to introduce kids to the scientific method.