How does rust form? Kids will learn about the roles oxygen, water, and electrons play in rust chemistry in this cool science fair project idea.

In this free science fair project, learn how to separate salt from water using heat. A great science project for elementary school kids.

Introduce your second grader to the crazy world of static electricity with just a balloon and a sheet of paper.

This science activity will help your student explore the changes that occur to transform an egg from raw to soft to hard-boiled.

The pinwheel is a simple toy that has been around for years and uses the wonders of the wind to spin it and delight kids of all ages!

In this fun activity, your child will create their very own solar oven to bake s'mores!

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

Most people assume that cold water freezes more quickly, but could that be false? Does hot water freeze faster than cold water? Let's find out!

This science fair project idea explores whether talking to a plant will help it grow.

What causes sound? Here's a simple science experiment that adds a visual element to the science of sound to help kids better understand this tricky concept.

Want to make Halloween truly eerie? Science to the rescue! These ghouly hands come alive with a little help from simple chemistry.

Inspire your child to put on her engineer hat for the day, as she builds her very own, double-decker bridge.

What's a liquid? What's a solid? What better way to experiment than by turning a childhood favorite, ice cream, into a homemade science lesson!

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.

Teach your child how butter is created by shaking up cream the old-fashioned way.

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

The next time you've got a restless second grade earth scientist on your hands, use this experiment to demonstrate crystals and make a tasty treat, too!

Let your young scientist explore a brave new world of sound with an experiment that just requires a handful of common household items.

How powerful is the reaction between baking soda and vinegar? Find out here!