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

The purpose of this science fair project is to demonstrate how yeast, a fungus, causes bread to rise.

This science fair project idea determines if the size of the parachute will change the rate at which an object falls.

Most people assume that cold water freezes more quickly, but could that be false? Does hot water freeze faster than cold water? Let's find out!

Milk is made of water and fat; but how can you separate the two? Find out in this color changing milk experiment.

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.

Set off an a science adventure as you prepare a row of bee homes for your new visitors.

Does the temperature of a magnet affect its strength? Learn about the relationship between magnets and temperature with this cool physics science fair project.

Science fair project which determines if plants really do need water to grow, or whether they just need to be kept wet.

How does water pressure change with depth? Kids learn how pressure works underwater with this cool and easy demo.

Make a DIY golf putter and design your own golf putting course in this 2nd-3rd grade arts and crafts/game activity.

Science fair project that determines whether tapping a pomegranate with a spoon helps it release its seeds.

Crayons aren't just good for creating colorful masterpieces -- they're also great for science!

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

Magic, science, or household cleanser? Let your second grader decide with this practical, nontoxic chemistry experiment with acids and bases.

Free science fair project idea that examines the differences between cats and dogs. Analyze objective qualities rather than subjective ones.

When you rub a balloon on your head, your hair stands up; but is that true for everyone? Does hair color affect static electricity?

Science fair project which tests various sedimentary, igneous and metamorphic rocks to find out whether one rock family is stronger than the others.

The objective of this science project was to build a model of a volcano and observe reaction between different substances, including baking soda and vinegar.

This science fair project idea examines the reason boats are shaped and engineered.

Magnets vary in strength. Have your young scientist figure out which kind of magnet is the strongest when you have him conduct this attractive experiment.

The goal of this project is to create an exciting topographical map out of dough.

This science experiment tests whether warm or cold water works best in making cut flowers last longer.

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

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

How does a flashlight work? Kids will make a complete circuit and explore how voltage contributes to brightness with this science fair project idea.

Determine if gender affects the ability to identify different smells.

Find out whether we can create motion in a dish and as a result, create a wonderful and colorful show.

This science fair project idea demonstrates how air resistance contributes to denser objects falling faster than less dense objects.