How do people move pianos and heavy furniture into tall buildings? Show your kids some pulley potential with this simple household exercise!

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

This fun, think-outside-the-box activity introduces kids to gravity and other basic scientific concepts as they construct an impressive marble run!

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

Introduce your child to science with something they see everyday--their shadow!

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.

Stir up some enthusiasm for experimentation with this candy-cracking science experiment!

On the next chilly, winter day, invite your fifth grader to make a hand warmer by experimenting with the loaded combination of a few natural ingredients.

It's easier than you think to make homemade play dough -- just a few pantry staples makes a natural version of the toy that kids have loved for generations.

Explore concepts in current and coltage with these Van de Graaff generator experiments.

Here's a science experiment that gives your kids a chance to see how fire needs oxygen to burn, with a little math and writing practice thrown in.

Introduce your child to the amazing, almost magical phenomenon of static electricity!

Here's a great activity that uses corks and toothpicks to create a fleet of floating boats. Which design makes for the most seaworthy vessel?

Your second grader will love this simple soda bottle race car activity. Make a ramp and customize your car for an entertaining way to learn scientific concepts.

In this 3rd grade science activity, you'll experiment with the little-known fourth state of matter: polymers! Mix borax with white glue and watch what happens.

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

This experiment will explore how mallets of various materials and weight create sonic tones of varying lengths.

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

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

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

In this science experiment, your child will test the strength of hollow structures in order to understand how strong bird bones really are.

Here's a fun activity to reinforce the physics concept of stored energy for your middle schooler.

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.

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

Along with being an interesting science activity, dehydrated strawberries are also tasty â and healthy!

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.

The goal of this science fair project is to evaluate the effect of heat on sound wave frequency.

Take the plunge into handcrafting with this neat and tidy soap recipe. Here's how to create your own personalized soap.

Learn with makes water molecules work with this fun and easy science activity!

This exploration of different types of energy will help young minds appreciate and observe thermal, kinetic, mechanical, and other forms of energy.