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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.

Help your kindergarten scientist understand the concept of surface tension with this simple science experiment.

Teach your little scientist about the amazing powers of gravity by comparing the falling speeds of two yummy fruits

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

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.

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

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

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

Introduce your child to the wonders of colorful chemistry with this simple food coloring project.

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

Help your kindergarten scientist discover relative size, density, and buoyancy with this fun, pumpkin science project!

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

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!

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

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

This activity is a fun way to "go fishing" with your preschooler, while learning about the concepts of freezing and melting.

Put a twist on traditional oil painting with this fun science activity that you and your first grader can do together.

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

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

Bring the magic and mystery of the night sky to the light of day with this fun constellation art project!

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

Make meringues with your first grader and see how states of matter can transform before your very eyes. Here's how:

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

Explore solids and liquids with your young scientist by making gluep, a goopy substance that can behave like both a solid and a liquid!

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

Help your kid feel like a superhero with this safe and fun science experiment that creates an electrical charge that's like a mini lightning bolt!

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.