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

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

Learn how to demagnetize a magnet and how physics can explain this phenomenon with this enlightening science fair project.

Explore how sound waves are reflected and absorbed by producing echoes. Analyze which locations produce echoes.

Does skin thickness really decrease fruit spoilage? Find out in this science fair project idea!

These science fair experiments demonstrate the chemistry of rust and the oxidation process.

The purpose of this science fair project is to determine which conditions and materials quicken the composting process to make the best compost.

How would you dry your wet clothes if your dryer didn't work? Find out with this fun experiment!

This science fair project idea measures out the sugar of various foods and find out whether people can correctly determine how much sugar is in common foods.

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.

Is cleaning with lemon effective? Get ready to give this science project some elbow grease and find out if acidic lemons can be used as a cleaning agent.

Discover whether the â5-second ruleâ is effective at determining whether food is still safe to eat after being dropped on the ground.

Discover that the absorbency of fabrics depend largely on the shape and structure of the individual fibers that make up the fabric.

The goal of this science fair project is to discover the science behind carbonated soft drinks and apply this knowledge to create a new one.

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

In this pinto bean germination experiment, you'll learn about how fertilizer aids in growing pinto beans into seedlings.

In this fun science fair project idea learn about universal solvents and solutes and find out the solubility of several common liquid substances.

Get this cool science fair idea to explore how arctic tundra animals change their behavior and adapt to survive in long, cold winters.

Find out whether packaged seeds actually do expire in this new science fair project idea.

Will potatoes spud or sprout faster in dry, dark, or cold conditions? Find out in this science fair project idea!

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.

With this science fair idea, little scientists will gain valuable insights into the physics behind throwing a baseball.

This science fair project idea determines the most effective method of preserving food.

The objective of this science fair project idea is to determine if sound travels best through the air, water or a solid.

This science fair project idea explores how the shape of a boat affects its density and how much weight it can float.

Get your hands on a concoction that breaks the rules about what's a solid and what's a liquid.

Check out this fun science fair project to make a vinegar and baking soda balloon and demonstrate how gas is created as a result of the chemical reaction.

Does dough rise faster with unbleached or bleached flour? Investigate in this science fair project idea.

Here's a fun activity that will introduce your fourth grader to the concept of frictionless motion by constructing a hovercraft.

Children combine an acid and an alkaline substance to simulate a volcano eruption in this fun experiment.