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This project examines the amount of saltwater required to affect the growth of plants and subsequent effects on growth and development.

The apparent movement of the sun has been used to keep time since the bronze age. In this science fair project, kids plot solar time against mean solar time.

Kids will enjoy this cool demonstration of Newton's Third Law and the conservation of linear momentum.

Explore joule heating and resistance vs. temperature with this cool electricity science fair project that gets kids melting ice cubes with resistors.

By using static electricity generated from their body, a child can cause a small fluorescent lamp bulb to light up!

Kids make a paperclip perform an act of magnetic levitation and test how effective various materials are at magnetic shielding in this science fair project.

Spiders don't go to grocery stores or fast food chains to get their food -- they set up traps and wait for their food to come to them!

This science fair project idea determines whether volunteers remember more information presented orally or visually or kinesthetically.

This experiment will explore the best way to create a perfect soft-boiled egg.

Kids learn how to prevent erosion by growing grass. They'll test soil with grass against raw soil in this revealing science fair project idea for 4th grade.

Help your kindergartener identify and sort eight different kinds of common seeds on this "seed wheel" plate you can use all growing season.

This project will examine the relationship between wind velocity and direction and the distance a baseball travels.

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

Try this chemistry experiment with your curious kid and get some "shocking" results!

Kids will make a beautiful rainbow in a jar and learn what enables different types of liquids to remain distinct in separate layers.

The purpose of this project is to determine if there are fluctuations in the rising and the setting of the sun and the position of the earth as it rotates.

Give your child a chance to experiment with how things grow. And throw in something extra to up the fun factor even more...her very own grass pet!

Take a dive into the candy jar with this yummy science experiment.

In this physics project, learn about the relationship between light intensity and distance using a laser pointer, flashlight, and graph paper!

Here's a fun math and science activity: help your child explore four different kinds of measurement, using their hand and a few simple household tools.

Is the birthday paradox really a paradox, or just an intriguing problem that defies intuition? Find out with this birthday paradox science fair project.

In this awesome science fair project idea, kids will be attempting to pick up different objects using snail slime.

How well can people recall what they have observed. Test your knowledge in this fun experiment.

When you cut a flower to put into a vase, it'll eventually wilt, even with water and sunshine. But is there another scientific secret to keeping flowers fresh?

How good are humans at sound localization? Kids can try this cool science fair project idea to see how good their friends are at judging sound direction.

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

The objective of this science fair project is to analyze the effects of salinity and temperature on water.

How much water comes out of snow? Explore this timely question with your kindergarten scientist with this easy winter experiment.

In this science experiment, your child will test the strength of hollow structures in order to understand how strong bird bones really are.

In this project, you'll create Oersted's experiment, which relates to how electric currents create magnetic fields.