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.

Do this experiment to help your first grader understand how salt can be removed from salt water. All it takes are a few household materials.

This homemade parachute toy is incredibly easy to build. Plus, it gives kids an excuse to investigate and experiment...the backbone of kindergarten science.

In this sound experiment children listen for differences as they tap on a bag of air, a bag of water, and a wooden block held up to their ears.

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

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

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

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

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

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

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.

In this Halloween-themed activity, young learners will find out what happens when they mix two household items together to create a surprising chemical reaction.

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

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