Set your young chemist up for an afternoon of science-fueled magic with a deceptively simple activity starring baking soda and vinegar!

Will storing cucumbers and tomatoes in the fridge destroy their unique flavors? Find out in this science fair project idea!

This science fair project will help students learn about non-vascular plants, such as mosses.

This science fair project idea examines the reason boats are shaped and engineered.

This science fair project idea experiments with spinning color wheels and optical illusions.

April showers may bring May flowers, but your child can preserve the beauty of spring's bounty all year long with this simple craft project!

Introduce your fourth grader to the concepts of solstices by observing the length of her shadow on the shortest day of the year, compared to other solstices.

It's not actually that hard to get energy from garbage! Kids learn how to make biogas in the form of methane with this cool and easy science fair project idea.

Here's a fun activity that will introduce your fourth grader to the concept of frictionless motion by constructing a hovercraft.

Help your kindergarten science maven explore the water cycle without getting everything wet.

Your child can explore the wonders of science, and the concept of dehydration, along with creating a healthy and tasty treat!

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

In this activity your child will create their very own marble maze!

In this experiment you observe and determine how well your cat uses his whiskers to navigate through a maze.

Demonstrate how you can make your own compass using a magnetized needle. It also allows you to compare magnetic north and geographic north.

Test out the pH levels of soil in your backyard versus soil in more wild environments to solve this science case.

Learn all about balance and motion as your child designs a corn maze!

Help your child create a magical miniature garden in the most unlikely of places: a recycled plastic bottle!

Learn how to make an anemometer with step-by-step instructions in this cool science fair project idea for 4th grade.

This science fair project demonstrates the magic of arches by challenging students to stack telephone books on top of eggs without breaking them.

The purpose of this science fair project is to demonstrate how yeast, a fungus, causes bread to rise.

In this activity, students will create a stop motion animation by creating a clay figure and taking a series of digital photographs.

In this science fair projects, students will grow out the bacteria that collect on air conditioner filters.

Your child helps the environment while saving your family money in this fun and rewarding "Gas Guzzlers" competition.

Excite your fourth grader by recreating ancient Viking myths. This miniature longboat will explore the principle of water molecules expanding when heated.

Science fair project that identifies the differences between soils from different environments and attempts to figure out why those differences exist.

Learn how to demagnetize a magnet and how physics can explain this phenomenon with this enlightening science fair project.

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

The goal of this project is to create an exciting topographical map out of dough.

Grow potatoes in a plastic bag—easy to grow and harvest, and yummy to eat!