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

In this air pressure science experiment with a balloon and a jar, children will use heat to create a partial vacuum and suck a balloon into a jar.

In this cool science experiment, learn about magnetism and poles, and test magnet strength to find out if two magnets are twice as strong as one.

This project compares the strength of one, two, and three-ply toilet paper.

Milk is made of water and fat; but how can you separate the two? Find out in this color changing milk experiment.

Is it solid or liquid? Create oobleck and witness the amazingly weird oscillation between the two!

In this experiment, your child will create two compost bins and see if he can determine what attracts fruit flies.

In this popcorn experiment, students can explore how two things made out of the same material can have very different appearances and densities.

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

In this fun science fair project, make two different scale models of our solar system using Astronomical Units and planets' relative size!

In this Halloween-themed activity, young learners will find out what happens when they mix two household items together to create a surprising chemical reaction.

Making your own glass cleaner is easy, effective and inexpensive!

Could there be toxic chemicals lurking in the cupboards and closets of your home?

Recreate the fantastic phenomena of solar eclipses with your child using just a flashlight, a quarter, and her very own face!

The goal of this science fair project is to analyze differences between the taste and texture of frozen and fresh food.

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

This science fair project idea explores if the length of the string that an object is suspended on has an effect on how fast or slow it swings.

This science fair project idea is develops new or improved paper making techniques and encourages recycling.

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

Here is a fun middle school science project on factors affecting solubility. Learn how dissolved solids can "crash out" to form crystals when conditions change.

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.

This science fair project idea investigates how the height at which a pendulum is released affects the length of time it continues.

The purpose of this science fair project is to study the properties of sugar and examine individual preferences for sugar and other sweeteners.

Observe with your third grader what happens when food starts to decompose, and boost science skills simultaneously with this experiment!

In this activity, you'll not only make your own bouncy balls at home, but your child will also learn how polymers are made.

Here's a fun math and science activity: help your child explore four different kinds of measurement, using their hand and a few simple household tools.

How does rust form? Kids will learn about the roles oxygen, water, and electrons play in rust chemistry 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.

This science experiment examines the role of fat in food, especially in making bread rise and whipping cream.

Create a bee garden to help shelter bees in your area.