This science fair project idea teaches how the gases and pollution in the air affect the earth's atmosphere temperature.

What is persistence of vision? With this hands-on science fair project idea, students will demonstrate this cool and dramatic phenomenon in their own classroom.

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

This science fair project idea investigates the difference in reaction times between boys and girls.

Have you ever wondered how many numbers most people can memorize? Test your friends to find out!

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

In this enlightening transpiration experiment, kids will explore how the loss of water from plants through transpiration contributes to the water cycle.

Discover flight initiation distance as you play around in the park with this fun bird watching project!

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

In this project, learn about animal vision and different kinds of eyes: ocelli, compound eyes, and camera eyes. Find out what a jellyfish or grasshopper sees!

Science fair project idea that examines different physical characteristics of a chosen animal. Make educated guesses about evolution based on animal's form.

How does water pressure change with depth? Kids learn how pressure works underwater with this cool and easy demo.

The goal of this golf science fair science fair project is to determine whether the temperature of a golf ball affects its elasticity and its rebound.

Science fair project which determines whether the size or the thickness of a piece of paper has an effect on how many times it can be folded in half.

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.

Why doesn't the ocean freeze? Students answer this question by simulating the chemical composition and temperature of arctic waters in their own home.

What's the best way to make DIY compost? Kids will learn about aerobic and anaerobic decomposition while learning to appreciate the value of composting.

Do different types of oil mix or stack? Find out in this science fair project idea!

Science fair project examining barometric pressure, and how it can be used to predict the weather. How does atmospheric pressures relate to weather conditions?

Get ready for a yummy taste test! Just pour the milk -- and make sure you have some chocolate chip cookies on hand.

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

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

Discover whether cold or hot water from the faucet will boil faster on the stove.

This science fair project idea investigates the ability of different whitening toothpastes to whiten teeth.

How do animals keep warm? In this experiment, find out whether fat insulation resists cold temperatures and learn how this works in the animal kingdom.

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.

Gather some friends for a bubbly soda taste test do determine calories' role in your favorite drinks.

In this project, build an insect model that shows how the head, thorax, and abdomen fit together! Learn insect anatomy by constructing a paper mache critter.

What is topography? Kids find out by learning to make and read a topographic map in this awesome science fair project idea.

Climates with more snowfall have more coniferous forests and fewer deciduous ? Learn about how pine trees in a coniferous forest adapted to withstand snow.