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

In this experiment you observe and determine how well your cat uses his whiskers to navigate through a maze.

In this simple circular motion experiment, you'll observe tangential velocity and learn about how acceleration and centripetal force affect an object.

see whether all liquids evaporate at the same rate. In other words, does water evaporate at the same rate as juice?

Study how liquids separate into layers by creating a liquid gradient, different density liquids separate into layers in a graduated cylinder.

Science fair project that measure winds speed, temperature, and time of day in order to determine the origins of the wind.

In this cool engineering science fair project, kids learn how to build Hero's engine: an enlightening example of Newton's third law.

Get your fifth grader involved in some earth science by helping her plan and create her very own rock collection.

Learn about sound physics and do a survey experiment to explore the difference between sound and noise in this science project.

What's the science behind those out-of-sight roots? Find out if you can trick roots into growing in different directions.

This science fair project idea examines eye color genetics and the role it plays in eye color inheritance.

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

Help your fifth grader embrace the roots--literally--of Mother's Day by growing carnations to honor mothers in you family's history.

Certain fruits can change gelatinâs ability to set. In this experiment, kids will discover what happens when gelatin meets pineapple enzyme.

Learn about lateral earthquake motion and its effect on high rise buildings in this simple 4th grade earth science experiment.

This science fair project idea shows kids how to grow mold and whether mold grows better in dry or moist conditions.

Want to get your bookworm interested in science? Check out this cool activity that teaches kids how to write science fiction!

In this "paper and pen" science fair experiment, students will research the difference between standard time and astronomical mean time.

Science fair project determines relationship between number and variety of insects and spiders by collecting and counting invertebrates in a ecosystem.

In this physics project, you'll learn how to find the maximum height of a projectile using some math and trigonometry.

In this cool psychology experiment, study how companies air commercials to strategically advertise to viewers who will buy their products.

In this activity your child will make a coiling snake out of simple household materials, and also find out why they coil.

Hold a magnet marathon! Explore the power of magnets with your kindergartener in this entertaining and simple science game.

In this math and science activity, help your middleschooler learn about proportion and measurement with just her shadow and a tape measure!

Do you think you could walk around upside down -- with your feet in the air and your head on the ground?

In this science fair experiment about recycling, demonstrate how the wax from a candle can be reused to make another candle.

In this activity, you'll send your kindergartener on a scavenger hunt to find sounds and create a sound recording. Here's how!

Science fair project that determines what neurons are, what they do and compiles this vital information in an illustrated book.

Science fair project in which you will learn more about the natural world by preserving and identifying different animal tracks.

In this science fair project, students examine under what conditions individual plants release seeds and how far the seeds are released.