Take to the air with science by experimenting with helicopter seeds right in your own backyard!

This easy at-home experiment is a great way to "see" science.

This educated-guessing game is great for preschoolers. This activity helps your child work on her reasoning skills.

This science fair project idea explores how enzyme inhibitors, active sites, non-competitive enzyme inhibitors, and substrates work.

In this popcorn experiment, students can explore how two things made out of the same material can have very different appearances and densities.

This science fair project idea demonstrates how air resistance contributes to denser objects falling faster than less dense objects.

Would your child like to learn about a hidden world? All she needs to do is open her box of markers!

Is your little scientist up for a rocky challenge? Let them make their own geode rocks using eggs and epsom salts!

This activity works well with a group or just with a parent and child, and it can make a great party game since it's both fun and inexpensive.

Popsicles aren't just for the summertime, this activity takes cold and turns it into a creative and tasty science experiment.

Did you ever think you could make colors disappear right before your eyes? This science experiment is just like a magic trick: now you see it, now you don't!

This science fair project idea explores whether boiling and freezing water will have an effect on how much it weighs.

Does dough rise faster with unbleached or bleached flour? Investigate in this science fair project idea.

A simple science experiment exploring the physics of water pressure that's been amazing people since Medieval times.

Play this flashlight game with your child to teach him about objects that are transparent, translucent, and opaque.