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

Magic, science, or household cleanser? Let your second grader decide with this practical, nontoxic chemistry experiment with acids and bases.

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.

Every time a sound is produced it emits a sound wave. This experiment demonstrates how sound travels, using nothing more than a spoon and a string!

Your kid will be captivated as she watches liquids change color before her very eyes during this fun science project that introduces some chemistry basics.

What's the quickest way to separate salt and pepper? Let static electricity do the work! Your child will be fascinated by this simple experiment.

Observe how your brain works while it is focused on one thing, and how it works while you are distracted by another thing.

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

Take to the air with science by experimenting with helicopter seeds right in your own backyard!

Use reusable, recyclable materials--along with a dose of imagination--to build a castle with first grade geometrical forms.

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

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

Explore scientific concepts with this experiment that introduces kids to the scientific method!

This science fair project idea experiments with spinning color wheels and optical illusions.

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

Try this chemistry experiment with your curious kid and get some "shocking" results!

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

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

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

Experiment with buoyancy to learn how a submarine rises and sinks in this classic science experiment.

Help your child understand the scientific concept of evaporation with this fun outdoor science activity.

Celebrate April Fools' Day with a science prank that is sure to amuse...and educate too!

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

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

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

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

Try the classic balloon-on-the-wall trick with your kid and watch static electricity in action.

Play this flashlight game with your child to teach him about objects that are transparent, translucent, and opaque.

Amaze your kids by separating a salt and pepper mixture using an "electric spoon" charged with wool.

Introduce your child to the world of motion and physics with a bit of marble play inspired by Sir Isaac Newton!