In this hands-on design challenge your child will make their very own Rube Goldberg Machine.

Learn about this simple machine and make a pulley of your own to use for fun science trials.

Did you know your body is full of simple machines? This project looks at one of the third-class levers in the human body: your arm!

In this activity, you'll not only make your own bouncy balls at home, but your child will also learn how polymers are made.

Build a 3d animal cell model with this cool science fair project, which helps kids visualize and understand the function of a cell's parts and organelles.

This science experiment examines the role of fat in food, especially in making bread rise and whipping cream.

Set your young chemist up for an afternoon of science-fueled magic with a deceptively simple activity starring baking soda and vinegar!

How do people move pianos and heavy furniture into tall buildings? Show your kids some pulley potential with this simple household exercise!

Gather some friends for a bubbly soda taste test do determine calories' role in your favorite drinks.

The purpose of this science fair project is to explore whether UV light passes through some colors and not others by looking at blue, red, purple, and clear.

Your third grader will be amazed at the explosive combination of vinegar and baking soda in these chocolate volcano cupcakes with white chocolate "lava."