Here's a classic celery science experiment that uses celery and food coloring to demonstrate how plants absorb water.

This fun marbled paper craft uses things you're likely to have around your house, and it teaches kids some simple chemistry too!

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

A homemade lava lamp gives any room a retro flair. Find out how to make a homemade lava lamp, and learn some science too, with this educational activity.

This is a quick, easy science fair project that conveys the idea of density to upper elementary students.

Is it solid or liquid? Create oobleck and witness the amazingly weird oscillation between the two!

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

This homemade barometer allows your little scientist to contemplate and compare different air and weather conditions.

Your third grader will delight in learning about sound waves as he observes the different sounds created by tapping on glasses with varying amounts of water.

Help your child experiment with the combination of acid and baking soda by making these homemade bath bombs!

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

This recipe makes bubbles that not only blow up nice and big, but do tricks and experiments! How do you do it? It's not a secret, it's science!

Children combine an acid and an alkaline substance to simulate a volcano eruption in this fun experiment.

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