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

Observe how your brain works while it is focused on one thing, and how it works while you are distracted by another thing.

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

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

What happens when colored beams of light mix? You might be surprised.

Believe it or not, images that are cast upon your eye's light-sensitive screen (called the retina) are upside down. Here's a fun, fast experiment to prove it!

Discover whether different amounts of water added into a wine glass will produce a different pitch when their fingers are rubbed along the rim.

Ready for takeoff! Make science fun and teach about levers and fulcrums as your child sends buttons flying.

Learn to solve a crime scene investigation using an important forensics tool: oblique lighting.

How sensitive is your skin? Here's a fourth grade science experiment that lets your child figure it out.

Inspire your child to put on her engineer hat for the day, as she builds her very own, double-decker bridge.

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

Show your kids the power of baking powder by conducting a simple experiment. Make four batches of cornbread, all identical except for one thing: baking powder!

How does the size of a vibrating surface affect the pitch of a drum? Learn about drum size and pitch with this easy science fair project idea.

Help your second grade scientist explore the timely topic of wind speed using a version of the classic Beaufort Scale.

Put your second grade scientist to work this Fourth of July with our colorful "liquid fireworks" project!

Here's an experiment that will have your child experimenting with cake ingredients to learn about the chemical reactions that happen when a cake's in the oven.

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.