This science fair project idea explores how length affects the weight a bridge can hold.

In this exciting and empowering challenge, your child will construct a bridge using marshmallows and toothpicks!

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

The fish most kids see is usually filleted, and it's hard to see how it came from a lake or sea. This cool gyotaku activity blends life science with art!

Play with balance and simple engineering as you hurry to create a sturdy rock tower.

For this science fair project, kids will learn how to make a lemon battery. They can conduct this classic experiment using readily available materials.

Help your first grade scientist learn about metamorphosis by observing the life cycle of some interesting creepy crawlies.