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

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

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

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.

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

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

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

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

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.

In this project, the affects of vitamin E are observed on a rose petal.

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

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

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

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

This quick budget-friendly recipe is the perfect way to indulge in a restaurant quality meal in the comfort of your home. And it's grain and dairy free to boot!

Here's a homemade bulletin board project to help your fourth grader's school year start off right.

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.

In this exciting design challenge, your child will use design thinking skills to create a mixture that can inflate a balloon.

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

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