The project determines which laundry detergent is best for cleaning clothes.

This science fair experiment idea's objective is to understand the general concept of an acid and a base.

How do icicles form and what do they look like? Do this free science fair project and watch the formation of icicles occur right before your eyes.

Kids will learn how to show the direction of magnetic field lines and create a permanent model using iron filings in this great science fair project idea.

Plants and light seem to be good buddies, but how far does the friendship really go?

This science fair project idea explores the different properties & interactions of sugar molecules.

The project examines absorbent polymers absorbency in disposable diapers and their unique ecological problem to the environment.

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 science fair project idea investigates whether air has mass and weight.

Science fair project which determines whether plants are able to get enough nutrients from different types of garbage.

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

Do plants get crowded? Have your curious kid investigate how plants respond if they're forced to grow together in a confined space.

This science fair project idea investigates the ability of different whitening toothpastes to whiten teeth.

This project leads to an understanding that a whole may be built of smaller parts that fit and work together and provides an introduction to basic tools.

Which music genres have the fastest tempos? The slowest? This experiment determines if there's a relationship between beats per minute in a song and its genre.

People have favorite flavors, but what about ants? Which ant food is the most popular?

In this project, a model of a submarine is built to simulate the buoyancy and displacement of water and air.

In this science fair project, kids start a chemical reaction that will make a balloon inflate itself!

Discover how to make fake snot with this cool science fair project idea to learn about polymers, enzymes, and more.

Wiggly worms are known for staying buried in the soil, but how does that affect plants? Are earthworms and plant growth related?

Science fair project which evaluates different athletic shoes in order to find out whether any of them affect a person's ability to run.

This science research project challenges students to think of more effective lobster farming methods.

This science fair project idea investigates if fats add to the flavor of food.

This science fair project idea explores how length affects the weight a bridge can hold.

In this science fair project, apply the principles of leverage and force by building six simple machines designed to set weights in motion.

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

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

Compare animal and plant fats and observe, and record, and draw conclusions about their similarities and differences.

In this experiment, the weight of aluminum cans will be compared.

This science fair project idea identifies the properties of soap bubbles and invents a new or improved bubble solution.