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

Explore the craters, maria, and highlands on the surface of the Moon! In this fun science project you'll create a 3-D model of the moon using paper mache.

Check out this fun science fair project idea to measure bacterial colonies from door handles and explore the effectiveness of different cleaning agents.

What do worms eat? Kids find out what kinds of rotting leaves and vegetables worms prefer in this cool compost science fair project.

Science fair project that tests the effects of temperature change on the reactivity of the catalase enzyme.

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

Learn how to make marbleized paper with simple everyday ingredients in this fun activity! Your child will learn about oil and water while doing this project.

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

In this science experiment, your child will test the strength of hollow structures in order to understand how strong bird bones really are.

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

Science fair project idea that compares number and relative sizes of leaf stomata. Collect leaves of plant species, identify, observe stomata with microscope.

What does a raindrop look like when it splashes on the ground? Is each raindrop unique like snowflakes? Find out how raindrop size varies in this experiment.

Kids will learn how to measure the viscosity of liquids by making their own homemade viscometer in this great science fair project idea.

How does distance affect the spreading of light? Kids see diffraction and the inverse square law of light in action with this great science fair project idea.

In this science fair experiment, kids will use the acid test to discover how to tell one mineral from another.

Save money by making compost! Use this science fair project idea to determine which composting methods best encourage decomposition of organic matter.

In this cool elementary school science fair project idea make a model to learn what happens to the Earth's surface when ice moves over land.

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

Science fair project that examines the different types of precipitation, evaluates the density of snow and calculates the ratio of snow-to-liquid.

In this science fair project, students will use four different household objects to see which ones form the most or best crystals.

Kids love the dramatic Mentos and Diet Coke experiment conducted in this awesome science fair project.

Celebrate April Fools' Day with a science prank that is sure to amuse...and educate too!

This science project challenges students to study the salt content in tap water and learn about electrochemistry.

Has your child ever asked you how a submarine works? Here's a simple bathtub project that will make for a hands-on answer.

This science fair project idea investigates how optical distances change the apparent size of an object as seen through a magnifying lens.

The objective of this science fair project is to experiment with balancing everyday objects and observing the the effects of gravity on materials.

Check out this cool science fair project idea on spectrum spinners and investigate how certain color combination can produce other colors.

Build an electroscope, a simple device that measures static electricity, or the freely flowing electrical charges of the atmosphere!

Your preschooler will engage their senses by making a scented pumpkin to decorate your house.

What is the best stain remover for clothes? In this fun and easy science fair project idea, students will identify the best method for laundry stain removal.