Start your toy engines -- this is going to be a fast and friction-filled race!

Are you ready to be a detective for science? Then get out your magnifying glass and start studying fingerprints!

This science experiment has students test whether a snail moves faster on concrete or dirt.

Learn all about balance and motion as your child designs a corn maze!

Science fair project that determines whether cooling eggs helps them be peeled more easily. Compare the time it took to peel each egg.

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

In this fun design challenge, your child will get creative with making structures out of toothpicks and gumdrop candies.

Is it a square or a circle? See if you can trick your friends with this zany science project!

It's rhyme time! With this science fair project idea, your child will find out which words can be considered easy rhyming words, and why.

This science fair project idea's objective is to become familiar with items your family regularly throws in the trash.

Develop your child's mathematical and engineering skills with this fun building brick challenge. In this activity, your learner will be challenged to create a boat out of building bricks.

In this activity, your child will be challenged to use simple materials to create a catapult for a small, lightweight toy.

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.

The project investigates how water and movement affects erosion.

Children have a naturally inquisitive mind. Foster their curiosity with a walk through an autumn field or park to answer age-old “why” questions. As you walk with your child, you can encourage them to ask questions.

Is it possible to trick the forces of nature that make your bubbles round to create a square bubble?

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

In this activity, your child will be challenged to build a tall tower out of building bricks! The instructions include questions prompts to guide students through the design challenge.

Help your second grader observe the phases of the moon, and then let the fun loose: he'll get to chart his observations with marshmallows!

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.

There are many benefits to bugs and insects. This science project shows how cockroaches, termites, and other critters benefit our planet.

This science fair project teaches about mold. Students will test different foods to see which grow mold the fastest.

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

This science fair project idea investigates whether air has mass and weight.

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

This simple heat transfer experiment is a great introduction to the concepts of heat transfer and conduction.

In this investigation, an oil spill is simulated in a jar to observe the damage that oil spills have on the ocean and ocean life.

Ever wondered how a plant drinks water? This science project will teach you how and help you create a beautiful floral display!

In this design thinking activity, your child will choose an animal to research, learn about the animal’s habitat, and then replicate the animal's habitat using household items.

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