Science fair project which determines whether it is numerically possible to be connected to every person on the earth within six degrees of separation.

In this science fair project, apply the principles of leverage and force by building six simple machines designed to set weights in motion.

This Mother's Day, mix in some fifth grade science learning to create this fabulous fudge!

What do ants eat? Kids find out by observing a colony of ants in this cool zoology science fair project for 4th grade.

What heats up fasterâwater or soil? 5th grade students test the specific heat of water against the specific heat of sand in this great science fair project.

Show your fifth grade scientist how to create a siphon using two buckets, plastic tubing, and water. Watch her astonishment as the water travels uphill!

In this project students experiment with making music using only glasses of water.

Help your fifth grader trace your family's roots and interview all the living mothers to create a makeshift, 3-D family tree!

The next time you and your fifth grader go on a hike, take along this key to figure out which common North American animal left a track along the river bank.

How do organic materials become soil? This science experiment measures what materials biodegrade.

Teach your fifth grader about the wonders of wind by making and observing this winter wind chime.

Find out whether a longer airplane will fly farther or a wider paper airplane.

Invite your fifth grader to test the different rates of liquid absorption in synthetic and cotton materials, such as nylon and cotton.

Science isn't ho hum anymore when it involves building catapults to teach your fifth grader about projectile motion.

Find out whether packaged seeds actually do expire in this new science fair project idea.

Science fair project that examines how to grow bacteria in a controlled setting, using simple materials from around the home.

The objective of this science fair project is to observe the differences in heat absorption for darker colors vs. lighter colors.

This science fair project idea explores whether there is a connection to the color a person wears and the way their emotional state is perceived by others.

This science fair project idea determines the most effective method of preserving food.

Help your fifth grader embrace the roots--literally--of Mother's Day by growing carnations to honor mothers in you family's history.

Help your fifth grader execute this experiment involving a lit candle (submerged in water!) to show him the wonders of heat energy transference.

This experiment that explores water and air pressure will amaze your fifth grader as it appears that a single card is holding water in an upside-down glass.

This project explores ways to prevent static electrical shocks.

This project uses science and art to help students learn and teach others about Earth's endangered and extinct species.

This science fair project idea determines if the color of light affects the growth of plants.

Science fair project which teaches you how to make your own homemade glue by combing curdled milk with baking soda.

Science fair project which examines the relationship between frequency of spider web vibration and spider's response time.

This science project encourages students to investigate the Mozart Effect, the idea that classical music promotes learning.

Watch pre-packaged seeds and seeds taken from inside fruits and vegetables grow. Which ones will grow faster? Read more in this science fair project idea.

This science fair project teaches kids experimental design and how to test if subjects can really sense if they are being watched.