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

Use simple materials to build a "worm hotel" with your kindergarten soil scientist...and see what worms really do all day.

Kids will conduct a cool limewater carbon dioxide test that can be performed with common household materials to learn about the chemistry of this common gas.

Is that seed alive or not? Here's an exciting way for kindergarteners to make a seed museum that your child can watch, using simple household materials.

In this open-ended activity, students will be given a small quantity of three types of materials and asked to design a prototype for “something that will improve the school.”

Make an adorable nut buddy by crafting nature people out of nuts in shells! Buddies will take on their own personalities depending on the materials you use.

This adventurous art project will send kids on a scavenger hunt for fall materials they can use in their artwork. This craft also teaches kids about seasons.

Bring back the groovy memories by making shrinky dinks using household materials, while learning about the science of plastics. Here's how to get started:

Do this experiment to help your first grader understand how salt can be removed from salt water. All it takes are a few household materials.

For your budding first grade scientist, all you need is some simple, natural materials to create an amazing ant farm. Here's how to get started.

Using simple materials found around your home, you can reinforce the static electricity concept by helping your child build a simple device with zapping power!

Science fair project which identifies the most effective insulator that you could use to make a winter coat by comparing how well cloth and cotton trap heat.

This science fair project examines how seeds hitchhike on animals and clothing.

High school students learn about resistance, resistivity, and if copper is the best metal conductor in this great physics science fair project idea.

Soil is made up of different layers. How far down do you need to dig to find the soil horizon, or the place where bits of leaves and branches become soil?

Science fair project that examines albedo, and how this information is applied in the design of cars, sportswear, and other items. Which colors reflect light?

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

This experiment investigate whether children in different age groups learn better from a computer program or a human teacher.

Get down to the rubber with this science project that tests the effectiveness of different types of erasers.

Explore how you can achieve magnetic levitation with the Meissner Effect! This cool science project explains formation and applications of a superconductor.

Teach your child how to make an all-natural, yellow-brown dye, using just walnut shells and water. This deep dye can be used on textiles, art, and wood.

This science fair project idea examines which type of insulation holds in the most heat.

This project examines what types of objects burn and which burn faster and cleaner.

Kids will learn about insulation, heat conduction, and the economic benefits of energy efficient windows in this cool science fair project.

Explore how dielectric heating comes into play when microwaving various liquids in this science project. This test will help you understand how microwaves work!

This science fair project idea explores what common compounds can be easily separated out in a centrifuge.

Science fair project that examines the behavior of water and gravel in creek beds and the formation of sedimentary rocks.

Looking for a fun summer adventure? Learn what it was like to be a prospector during the California Gold Rush by panning for gold in a local creek.

Determine whether a hot liquid cools off faster when liquid is added before or after a two minute wait.

Research Earthship buildings. Draft a unique architectural design that repurposes used, discarded radial tires. Build scale model of structure.