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!

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!

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