Put those fall leaves to use with this fun art activity. Kids paint and print leaves, to make a beautiful tablecloth, perfect for your next fall celebration.

This science fair project explains the process of how the lungs expand and contract with the help of the diaphragm.

Are you looking for an out-of-this world activity that's both fun and educational? This solar system garland is a great way to introduce your child to astronomy.

This science fair project idea provides evidence that air is everywhere and takes up space.

Have you or your child ever heard that nursery rhyme and wondered just what curds and whey are anyway? Do this simple experiment together to find out!

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

This science fair project idea explores how enzyme inhibitors, active sites, non-competitive enzyme inhibitors, and substrates work.

Check out this fun science fair project to make a vinegar and baking soda balloon and demonstrate how gas is created as a result of the chemical reaction.

This experiment will evaluate if chewing gum affects students' test performance.

How does a kazoo, the strings of a guitar, or the speaker of a radio make sound? The purpose of this science fair project is to show how vibration makes sound.

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

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.

This science project examines the effectiveness of various types of laundry detergents on stains trapped on a white handkerchief.

This science project teaches young students about germs, bacteria, and the importance of washing their hands. Students will test what is the best way to wash.

This science fair project idea explores whether people have an innate feel for the passing of time from a few seconds to 20 minutes.

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.

This science fair project idea explores how length affects the weight a bridge can hold.

Determine if left-handed people have faster response times.

Do lefties just write different or are their brains different? This science project has students explore what it means to be left handed.

If your child aspires to be the next Frank Lloyd Wright, we've got some tips on building sand castles that last.

Your child grows a green thumb and flowers with this seed planting activity that also celebrates the 100th day of school!

This science fair project evaluates which sense produces the fastest response time: hearing, touching, smelling or seeing.

Many ancient cultures used the rising or setting sun to create calendars. Observe the setting sun once a week to come up with your own solar calendar!

This easy project for little hands uses mushroom spores to make an imprint of the mushroom, and the result is very beautiful.

This experiment will evaluate how texting and talking on cell phones influence reaction time.

Discover whether eating certain foods will make you smell (not only bad breath) but through skin cells.

This cool physics demo illustrates the simple harmonic motion of a pendulum while teaching kids the important concepts of potential and kinetic energy.

Bring the fun of gardening indoors! By stuffing a simple pair of pantyhose with a few grass seeds on top, your child can grow her very own plant pet.

Prove that the Earth is not flat. The objective of this science fair project is to measure the angle of the sun and calculate the circumference of the Earth.