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

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 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.

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!

In this project, different childproof containers are tested to see how childproof they really are.

The project examines absorbent polymers absorbency in disposable diapers and their unique ecological problem to the environment.

This science fair project idea researches how your choice of clothing affect how hot or cool you feel during the day.

In this project, several food items are tested to determine whether they contain starch.

This science fair project enhances the understanding and awareness of energy use and explores the concept of energy efficient.

What animals are most popular? This project affords practice in data-collection, record-keeping and data-analysis through the investigation of this question.

In this project, waves of vibrations are experimented with using water in glasses.

In this project, a magnet is used to collect iron from breakfast cereals.

This science fair project has kids conduct a blindfolded taste test to determine how smell influences our ability to taste foods.

This science fair project idea determines if family members can recognize one another using only the sense of smell.

Determine which kind of rock (igneous, sedimentary, metamorphic) has the greatest reservoir capacity, which is the ability to hold the most oil and natural gas.

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

This science fair project idea researches the effects of acid rain on plant growth.

This science fair project idea researches the definition of ‘biodegradable’ and explores this in a real-life setting.

This science fair experiment idea's objective is to understand the general concept of an acid and a base.

This science fair project idea explores the relationship between oil and water in terms of density as well as hydrophilic/hydrophobic compounds.

This science fair project idea observes products available in the school cafeteria and waste produced by these products.

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.

In this science fair project, students focus sunlight with a magnifying glass and trap shorter waves to melt ice.

In this free science fair project, learn how to separate salt from water using heat. A great science project for elementary school kids.

This science fair project idea studies which brand of wintergreen candy produces the most sparks in the dark.