Free science fair project idea that examines air pollution in local environments. Particles are trapped by petroleum jelly on microscope slides.

The purpose of this science fair project is to explore whether UV light passes through some colors and not others by looking at blue, red, purple, and clear.

Kids make a paperclip perform an act of magnetic levitation and test how effective various materials are at magnetic shielding in this science fair project.

This conservation of energy demonstration shows why the first hill is the highest on a roller coaster. Learn more about potential and kinetic energy!

This science fair project idea determines whether dogs can be trained faster using a food reward or praise.

The objective of this science project is to determine the length of time for different seeds to germinate.

This science fair project idea determines what factors influence an individual's reaction time using a web-based timed reaction test.

Science fair project that demonstrate how abrasions are formed on rocks in nature and the variations between types of rocks.

This basketball project explores the best way to make the perfect shot every time.

This experiment will explore how mallets of various materials and weight create sonic tones of varying lengths.

Science fair project which uses coins flips to visually demonstrate the probability of an event and how to express it.

Free science fair project idea that measures change in flexibility with age, using a variety of flexibility tests like Sit & Reach.

This science fair project explores different types of endangered frogs, and why some are endangered while others are not.

Explore the wave-particle duality of light! Learn how light can behave as both a wave and a particle in this cool physics science fair project idea for kids.

Dig into the physics of pool to explore some cool applied math and learn about what happens in an elastic collision of equal masses.

Investigate which substances are most effective at removing salt from water.

In this microwave plant experiment, find out whether microwave radiation will affect radish seed germination. Will it help or hinder the plants' growth?

In this science fair project, students evaluate if the phases of the moon affect the way people feel.

This experiment explores whether caffeine improves athletic performance.

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.

How can Hooke's law explain how springs work? Learn about how Hooke's law is at work when you exert force on a spring in this cool science project.

This science fair project introduces children to static electricity and the idea that electricity is more than lights and plugs.

This science fair project examines which fruits and/or vegetables will ripen prematurely when placed with ripe apples.

The objective of this project is to evaluate whether a top will spin at different rates during different phases of the moon.

Crayons aren't just good for creating colorful masterpieces -- they're also great for science!

Research camouflage products and techniques, test quality by timing volunteers. Calculate the average length of time to recognize the subject.

In this experiment you will use plastic and magnets to test your local soil composition.

Determine whether a hot liquid cools off faster when liquid is added before or after a two minute wait.

Try this fun garden graphing project with your kindergartener this summer to give him a leg up in math and science while spending some valuable time outdoors!

Determine the differences between various bicep exercises, both in terms of how much muscle exertion they create and how they affect your heart rate.