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

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

Ready for takeoff! Make science fun and teach about levers and fulcrums as your child sends buttons flying.

Your child will learn science and make a fun new malleable toy with this balloon sandbag science experiment.

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

Here's a fun and simple activity to introduce your child to surface tension, and pull an awesome stunt in the process!

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

In this fun science fair project idea learn about universal solvents and solutes and find out the solubility of several common liquid substances.

Believe it or not, images that are cast upon your eye's light-sensitive screen (called the retina) are upside down. Here's a fun, fast experiment to prove it!

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

Encourage your child to think outside the bathtub by making her very own handmade soaps! Perfect as a present, a decoration, or just to pamper herself.

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

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.

Have your child build his own mini waterfall, and help him develop his planning, problem solving, and architectural skills.

Set your young chemist up for an afternoon of science-fueled magic with a deceptively simple activity starring baking soda and vinegar!

Explore the chemistry of latex polymers with this outrageous, hilarious science activity.

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

Deck the halls with last season's Christmas lights for a spectacular and electrifying science activity.

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

These flying potato poppers make a cool sound, create a celebratory mood, and they can teach your child about the power of air pressure.