This science fair project idea experiments with spinning color wheels and optical illusions.

This science fair project uses paper chromatography to investigate whether black, brown, orange, and purple are pure colors or mixtures of other colors.

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

This science project has students collect wood samples and invent new uses for different types of wood based on its properties.

Learn about the fruit fly life cycle in this experiment. Capture fruit flies to examine various stages of insect metamorphosis.

Science fair project that examines albedo, and how this information is applied in the design of cars, sportswear, and other items. Which colors reflect light?

Science fair project that examines the behavior of water and gravel in creek beds and the formation of sedimentary rocks.

Uh-oh! Is that a pill sitting on the counter or a piece of candy?

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

Which music genres have the fastest tempos? The slowest? This experiment determines if there's a relationship between beats per minute in a song and its genre.

In this CD hovercraft science project, students will construct their own DIY hovercraft.

This science fair project idea provides evidence that air is everywhere and takes up space.

Throughout history, people have used song as a teaching and memory tool. This project explores whether song improves a person's ability to retain information.

This classic children's game demonstrates how sound travels through air vs. through a solid.

This project determines what category of person is most likely to be ticklish.

How greasy are your potato chips? Students will use a reliable method to quantify greasiness and compare different brands in this great science fair project.

In this activity, your child will transform an egg into a glowing, bouncy "ball" that they can play with.

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

Here's a great activity that uses corks and toothpicks to create a fleet of floating boats. Which design makes for the most seaworthy vessel?

Make a backbone model to explore human anatomy and life science.

Learn how to be a bird scientist in this simple project of watching feathered friends in their habitat.

This classic children's game-connecting two cups with a string-demonstrates sound's ability to travel through air vs through a solid.

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

This science fair project demonstrates the magic of arches by challenging students to stack telephone books on top of eggs without breaking them.

This experiment explores whether reading text on a computer screen or type on paper leads to better retention of the information read.

What are buttress roots? In this fun science project, make a model of a rainforest tree and learn how they help trees survive in the tropical rainforest!

In this cool science fair project idea, kids conduct the ruler drop test on volunteers to determine whether reaction time can be improved with practice.

What keeps a an item cooler, polymer crystals or ice? Find out in this cool science experiment!

The goal of this science fair project is to discover the science behind carbonated soft drinks and apply this knowledge to create a new one.

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