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.

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

Make your own marshmallows and mix up some very interesting third grade chemistry lessons while you're at it!

Want to make Halloween truly eerie? Science to the rescue! These ghouly hands come alive with a little help from simple chemistry.

Teach your child how butter is created by shaking up cream the old-fashioned way.

Cleaning can be a chore, but not with this sudsy experiment!

Get your hands on a concoction that breaks the rules about what's a solid and what's a liquid.

Discover whether a metal will expand under hot water.

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

Do different types of oil mix or stack? Find out in this science fair project idea!

This science fair project idea investigates emulsifiers that allow oil and vinegar to mix.

The objective of this science fair project is to explore the relationship between acidic and basic compounds.

Do you love to make Jell-O? Find out in this science fair project idea if it is possible to make Jell-O with just warm water.

Kids will learn some cool stuff about chemical reactions by determining what happens when you mix different concentrations of hydrogen peroxide and yeast.

This science fair project idea investigates if fats add to the flavor of food.

This science fair project investigates whether tapping the top or the side of the can will stop a vigorously-shaken can of soda from exploding.

Learn about different fern fronds with your third grader as you create lacy, natural decorations on your Easter eggs this year.

This science fair project idea examines whether adding gelatin causes a solid to have a higher melting point and/or melt slower.

This holiday season, don't forget the many delights of "cookie science"! Here's a confection we especially like.

Kids learn how to manipulate additive and subtractive colors to send secret messages with red colored filters in this cool science fair project idea.