This classic children's game-connecting two cups with a string-demonstrates sound's ability to travel through air vs through a solid.

This classic children's game demonstrates how sound travels through air vs. through a solid.

Help your kindergarten scientist discover relative size, density, and buoyancy with this fun, pumpkin science project!

Teach your little scientist about the amazing powers of gravity by comparing the falling speeds of two yummy fruits

This quick and simple preschool mirror activity will introduce your child to the science of reflection and light with a flashlight experiment and picture game.

Chemistry is a blast with this backyard bomb made from a sandwich bag. All you need are ingredients from the pantry to create a satisfying, and safe, explosion.

Your kid can learn about the process of making frozen yogurt and enjoy a homemade, flavorful dessert. Experiment with this fun, chilly food!

Teach your child about using pumps to move water in this simple and educational preschool science activity!

This kindergarten science activity will help her explore the changing states of matter which transform an egg from raw to soft to hard-boiled.

In this science fair project, young children discover what happens when two fluids that have different densities get together.

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

Introduce your child to the wonders of colorful chemistry with this simple food coloring project.

This activity is a fun way to "go fishing" with your preschooler, while learning about the concepts of freezing and melting.

How do mirrors work? What is light, and how does it travel? Explore light and reflection with your preschooler with these simple hands-on experiments.

This project demonstrates the correspondence between the volume of water displaced by a submerged object and the volume of the object displacing it.

Help your kindergarten scientist understand the concept of surface tension with this simple science experiment.

This fun, think-outside-the-box activity introduces kids to gravity and other basic scientific concepts as they construct an impressive marble run!