Engineers in training can get started with this simple wheel-and-axle construction activity.

Science isn't ho hum anymore when it involves building catapults to teach your fifth grader about projectile motion.

Help your own young scientist tackle the wonders of static electricity from the comfort of his own home!

Teach your kids about entropy with this fun, easy exercise, and teach your money to dance while you're at it!

Satisfy your sweet tooth with this easy summer activity! Make homemade ice cream and let your child practice his science skills.

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

What is elasticity? Students will investigate how this concept applies to bouncing ball physics by testing the bounces of balls made out of different materials.

First grade science often covers solids, liquids, and gases. This silly science explores serious facts about the difference between all three.

Delight your budding scientist with this cool physics magic trick and teach her some basic physics concepts while you're at it!

Check out this mind-blowing experiment in which a hard-boiled egg will fit through an impossibly small opening with the help of only a few matches!

How to test for acids and bases? In this activity you and your child can make your own indicator from red cabbage!

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.

Show your child how to concoct a simple duo of household ingredients that changes color as acids and bases are added!

Help your first grader explore the world of scientific measurement by "weighing" fruit with a "water scale"!

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

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

Has your kid noticed how much bigger the moon looks when it's low in the sky? Here's an activity you can do to show them that it's just an optical illusion.

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

How does the size of a vibrating surface affect the pitch of a drum? Learn about drum size and pitch with this easy science fair project idea.

This science fair project idea produces sounds by creating vibrations using different objects.

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

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

Think you can blow up a balloon without using your mouth? This isn't just a cool trick, it's also a great way to introduce chemistry and biology concepts.

This easy Halloween-themed science experiment for first-graders is perfect for chilly October afternoons or great as a Halloween party activity.

Help your curious third grader construct a dazzling spinning wheel that will teach him about the science behind colors while providing some silly entertainment!

Get your sense of humor ready for this fun science experiment that demonstrates the fundamental physics of air pressure.

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

What's cooler than an explosion? Not much! This simple science experiment lets kids build their own pop rocket. So put on your safety goggles and let her rip.

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

Excite your fourth grader by recreating ancient Viking myths. This miniature longboat will explore the principle of water molecules expanding when heated.