This light bulb science project includes step-by-step instructions for testing the heat from different light bulbs.

In this free science fair project, learn how to separate salt from water using heat. A great science project for elementary school kids.

This science fair project investigates whether tapping the top or the side of the can will stop a vigorously-shaken can of soda from exploding.

This project examines whether playing music during class helps students learn or if it distracts students from learning.

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.

Ever wonder why refrigerator lights turn off when you close the door? Does the darkness prevent food from spoiling? This experiment, determines just that.

Watch pre-packaged seeds and seeds taken from inside fruits and vegetables grow. Which ones will grow faster? Read more in this science fair project idea.

This science fair project idea investigates if heat from direct sunlight is hotter than heat from reflected sunlight.

In this science fair project, students use the streak test to tell minerals apart from each other.

Discover whether cold or hot water from the faucet will boil faster on the stove.

This science fair project investigates why the number of visible stars changes from place to place.

Future engineers, unite! Discover how to keep a sandcastleâs bridge from falling into the moat.

In this activity, your child will be challenged to create a device that protects an egg when it is dropped from a height of about 10 feet.

In this project, vinegar and salt act as preservatives keeping bacteria from growing in the bouillon mixtures.

In this project, the fingerprints of family members are compared to determine if people from the same family have similar fingerprints.

This science fair project idea investigates how a bottom keel helps keep a boat from rocking back and forth.

This science fair project idea explores plant growth from a bulb, root, and a stem and investigates asexual plant reproduction.

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

Science fair project that examines how to grow bacteria in a controlled setting, using simple materials from around the home.

In this fun science project, learn about what happens to cut fruit and experiment with how to stop apples from turning brown.

Observe corn seed germination to learn about dicots and monocots and how plants grow from seeds to seedlings to full-grown plants!

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

The purpose of this study is to determine if people can tell the difference between organic and conventional food from looking at, smelling and tasting it.

This science project uses Mohsâ Hardness Test to show kids how to compare the hardness of different types of minerals.

In this science fair project, learn how a mineral streak is made and how it can help identify an unknown mineral.

Check out this cool science project idea to learn about rocks and explore the cycles of formation, breakdown, and reformation of rocks in the Earth's crust.

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

This science fair project idea determines if the color of light affects the growth of plants.

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

This science fair project idea determines if crystals will absorb food dye and if colors will mix by the process of diffusion.