Let your fourth grade chef mix up butter and sugar with scientific principles about different states of matter, and get delicious toffee, too.

This science fair project demonstrates the principles of reflection through simple experiments involving mirrors and light.

These science fair experiments demonstrate the chemistry of rust and the oxidation process.

This science fair project idea experiments with spinning color wheels and optical illusions.

This science fair idea project identifies the active ingredients in soap and experiments with the properties of soap.

This science fair project idea demonstrates that light travels in straight lines and experiments with reflecting light.

How do mirrors work? What is light, and how does it travel? Explore light and reflection with your preschooler with these simple hands-on experiments.

This science fair project idea creates cool new colorful fabric pattern designs and experiments with the mixing of colors.

Learn all about cause and effect as your child experiments with an exploding pumpkin in this engaging fall activity! Get the whole family involved with this simple science experiment that is a fun and exciting way to combine Halloween and science.

Science fair project in which you will examine how crystals are formed by creating your own crystal using charcoal briquettes, salt, and ammonia.

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

Want to see a great example of Newton's first law? Kids will learn about basic physics with this fun, ballistic experiment.

Help your child understand surface tension by showing them how they can create a "skin" on top of water.

The objective of this science fair project is to experiment with balancing everyday objects and observing the the effects of gravity on materials.

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 experiment has students record rat behavior to learn about the benefits of rats and research rat myths throughout history.