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

Learn to solve a crime scene investigation using an important forensics tool: oblique lighting.

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

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

Popsicles aren't just for the summertime, this activity takes cold and turns it into a creative and tasty science experiment.

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.

Make water and clay play a little more scientific with this hands-on experiment that teaches displacement and shows how an object's shape affects its buoyancy.

Your child might have noticed how bubbles quickly lose their colors and pop. Check out this creative way to make those bubbles last longer.

How does rust form? Kids will learn about the roles oxygen, water, and electrons play in rust chemistry in this cool science fair project idea.

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

Combine the science of physics with the fun of playing spy. Your young detective can make his own tiny looking glass. It's simple to make!

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

Household items and a bit of imagination will create a CSI kit for your child to have investigative adventures with. Explore the world of forensic science!

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?

Make a DIY golf putter and design your own golf putting course in this 2nd-3rd grade arts and crafts/game activity.

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

This simple "how to make a water wheel" activity makes physics come alive for your child by demonstrating how different kinds of energy work.

Here's a science activity that lets a first grader use an empty dish detergent bottle to create his own fountain as he explores air pressure.

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.

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

Your third grader will delight in learning about sound waves as he observes the different sounds created by tapping on glasses with varying amounts of water.

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

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.

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