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Test your friends to find out if you can replicate the placebo effect's incredible results.

In this activity, your child will be asked to create a boat that can successfully float while holding 25 pennies.

This science experiment examines the role of fat in food, especially in making bread rise and whipping cream.

This recipe makes bubbles that not only blow up nice and big, but do tricks and experiments! How do you do it? It's not a secret, it's science!

This science project teaches young students about germs, bacteria, and the importance of washing their hands. Students will test what is the best way to wash.

In this activity your child will create their very own marble maze!

Find the North Star, and measure your latitude! The purpose of this science fair project is to find latitude and learn about geographic locations.

Kids often ask, "how tall am I?" This science fair project seeks to determine how well kids can guess their own heights.

Do you think you can blow down a sand castle with a mighty wind? Find out which material stands up best to erosion in this erosion experiment.

Why does purple cheese look nasty? Because color plays a big part in how we perceive the taste of different foods. Are birds just like us in this respect?

Stories change as you retell them. The objective of this science fair project is to demonstrate how information gets interpreted, distorted and changed.

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

How can we describe the relationship of magnetic field strength vs. distance? Kids will find out with this free science fair project idea.

In this activity, your child will be challenged to make a tower using paper cups.

Children will learn all about cause and effect as they experiment with potion-making in this Halloween themed activity.

This science fair idea is a great way for kids to explore static electricity. Kids will give a comb a static charge and watch as it separates pepper from salt.

In this science fair project, students learn how pressure can make the minerals in a rock line up in the same direction and form bands and foliation.

In this project children practice the scientific method while playing with puffy paint.

In this cool science experiment, learn about magnetism and poles, and test magnet strength to find out if two magnets are twice as strong as one.

In this exciting and empowering challenge, your child will construct a bridge using marshmallows and toothpicks!

This science fair project teaches students about wilting and browning of salad greens.

The goal of this fun science fair project idea is to microwave candy and investigate: do some colors of M&Ms melt faster than others?

How do organic materials become soil? This science experiment measures what materials biodegrade.

In this insulation experiment, you'll learn which clothes keep you warm in the cold, and which make you shiver.

Word color association is just a fancy way to talk about the way we connect colors with words.

With this cool floating rocks project, your child will get some hands-on experience with buoyancy and learn why certain rocks like pumice are able to float.

How does a kazoo, the strings of a guitar, or the speaker of a radio make sound? The purpose of this science fair project is to show how vibration makes sound.

Help kids tap into their inner inventor by teaching them how to make peanut butter through trial, error, and lots of taste testing!

This activity is a fun challenge for students who have just started learning to program educational robots.

Do earthworms like moisture or darkness? Find out as we explore the relationship between earthworms and light.