What causes the seasons to change? Kids find out by modeling the earth's tilt using a globe, flashlight and graph paper in this cool science fair project idea.

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

The goal of this science fair experiment is to demonstrate the effects of air pressure on objects and analyze applications of air pressure principles.

This science fair project idea discovers which parts of the body are more sensitive to touch than other parts of the body.

How clean is the air we breathe? The answer might surprise you. Learn how to investigate local air quality with this cool science fair project.

In this science fair project, young children notice and track changes in trees throughout the year.

This project uses science and art to help students learn and teach others about Earth's endangered and extinct species.

You've heard all about oil spills, but can they really be that bad? After all, vegetable oil is in almost every yummy baking good from cookies to brownies.

In this project, you'll build a model of the earth, complete with all seven continents and four major oceans.

This cool and easy elementary school science fair project idea provides the basic information on the use of our senses to experience the world about us.

This science fair project idea determines the operating differences of AAA, AA, C, D batteries all with a 1.5 volt rating.

Science fair project that determines whether lettuce that is harvested gradually yields more produce than lettuce that is harvested all at once.

Find out whether optical mice are useful on all surfaces or if there are drawbacks to this supposedly superior solution to the traditional roller-ball mouse.

Learn about where colors come from and how light absorption works in this fun experiment! All you need is a flashlight, construction paper, and cellophane!

What makes your shadow dance around all day? Let's play detective and find out why that sneaky shadow never stays in one place for long.

In this project, all you need is a protractor to learn how to use the altitude of Polaris to find latitude on Earth. Polaris is also known as the North Star.

This project determines the age of a tree using a growth factor chart instead of cutting the tree down to count the rings in its base.

In this project students experiment with making music using only glasses of water.

Science fair project which compares the rate of temperature change and the maximum temperature as a result of the angle of light radiation.

Science fair project that determines whether landscaping fabric impacts the ability of plants to receive water.

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.

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

Play with balance and simple engineering as you hurry to create a sturdy rock tower.

The project investigates how friction affects motion by using different surface textures.

Students explore hot desert plant adaptations in this cool science fair project by observing how these organisms prevent excessive transpiration.

This science fair project idea's objective is to understand the concept of air pollution and examine the quality of air in our environments.

This science fair project idea explores whether people have an innate feel for the passing of time from a few seconds to 20 minutes.

This science fair project idea explores the egg's thin membrane.

In this fun project, use a memory game to test various age groups and determine whether aging directly affects short-term memory loss.

Magnets vary in strength. Have your young scientist figure out which kind of magnet is the strongest when you have him conduct this attractive experiment.