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.

Why do ants like sugar? Do ants like artificial sweeteners too? Kids find out with this great inquiry-based science fair project.

Science fair project in which you will examine how crystals are formed by creating your own crystal using charcoal briquettes, salt, and ammonia.

Learn how to convert gravitational potential energy into mechanical energy in this fun science fair project idea.

Learn about endothermic and exothermic reactions and energy exchange by experimenting with temperature change in chemical reactions.

What's the relationship between temperature, air humidity and static electricity? Kids will find out with this free static electricity science fair project.

This science fair project idea investigates which objects float and sink in honey, water, and oil.

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

Water, along with soil and light, is a necessary component for plant growth. So what's better for promoting plant growth: tap water, or rain water?

In this air pressure science experiment with a balloon and a jar, children will use heat to create a partial vacuum and suck a balloon into a jar.

Learn about where colors come from and how light absorption works in this fun experiment! All you need is a flashlight, construction paper, and cellophane!

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

This is a quick, easy science fair project that conveys the idea of density to preschool and early elementary children.

Learn how to use the Punnett Square to predict the gene combinations of dominant and recessive traits in this fun and easy genetics science project!

Tired of gum with flavor that lasts for just a couple of minute? Put gum to the test with this chewy science experiment!

Do earthworms like moisture or darkness? Find out as we explore the relationship between earthworms and light.

The buoyant force of water explains why some objects float in water. But why do some objects sink? Find out in this physics experiment and learn about density.

In this cool engineering science fair project, kids learn how to build Hero's engine: an enlightening example of Newton's third law.

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

Boiling water in a paper cup is possible because of convection and the thermal properties of water and paper. Learn how with this fun science fair project idea.

How does light affect plant growth? Do different colors of light work better than others? Find out in this classic science fair project idea.

This experiment will evaluate if chewing gum affects students' test performance.

High school students recreate Michael Faraday's experiment in this cool science fair project that induces current in a coil of wire.

What heats up fasterâwater or soil? 5th grade students test the specific heat of water against the specific heat of sand in this great science fair project.

Kids learn about Brownian motion, diffusion, and how temperature is a key factor affecting the rate of diffusion in this cool science project.

The goal of this fun science fair project idea is to microwave candy and investigate: do some colors of M&Ms melt faster than others?

Kids will learn some cool stuff about chemical reactions by determining what happens when you mix different concentrations of hydrogen peroxide and yeast.

This science fair project teaches about mold. Students will test different foods to see which grow mold the fastest.

This science fair project idea discovers which brand of bubblegum produces the largest bubbles.

4th graders construct an ocean food web to learn about consumers and trophic levels, food webs, and food chains in this cool ecology science fair project.