Help your child get a grasp on what it was like to build gigantic ancient structures with this easy engineering activity about science and physics.

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

Here's a fun activity that will introduce your fourth grader to the concept of frictionless motion by constructing a hovercraft.

This 4th of July, explore fourth grade science and make some safe fireworks in your own backyard using soda pop!

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

If your fourth grader is obsessed with all things glow-in-the-dark, then here's an activity that will really light up her imagination!

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

Excite your fourth grader by recreating ancient Viking myths. This miniature longboat will explore the principle of water molecules expanding when heated.

In this 3rd grade science activity, you'll experiment with the little-known fourth state of matter: polymers! Mix borax with white glue and watch what happens.

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