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Find out whether putting something on top of a plant will inhibit its growth.

Set off an a science adventure as you prepare a row of bee homes for your new visitors.

Help your child understand surface tension by showing them how they can create a "skin" on top of water.

The objective of this project is to evaluate whether a top will spin at different rates during different phases of the moon.

This project explores how and how much one family can reduce the amount of garbage they accumulate over a three month period.

This science fair project investigates whether tapping the top or the side of the can will stop a vigorously-shaken can of soda from exploding.

In this cool science experiment, learn about magnetism and poles, and test magnet strength to find out if two magnets are twice as strong as one.

This science fair project demonstrates the magic of arches by challenging students to stack telephone books on top of eggs without breaking them.

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.

In this experiment, students find out what happens when a less-dense fluid interacts with a denser one, replicating the effect of cooler solid rock on magma.

Test out various brands of permanent markers to see which one is least water soluble.

Compare the whitening abilities of four different brands of whitening toothpaste to see which one whitens the fastest and which one whitens the most.

This project compares the strength of one, two, and three-ply toilet paper.

What is a compound microscope? Kids find out by making one of their own in this cool science fair project.

This experiment explores how listening in to a one-sided conversation affects concentration.

Have your child build a model of a coral polyp, one of the tiny animals that composes a coral reef.

In the mood for a bit of silly science? Help your child create a truly one-of-a-kind planter out of a potato head!

Here's one way to recycle: turn a tuna can into a mini barbecue and teach your child the power of resourcefulness!

Create uphill flow of water by using a siphon. Create vacuum by suctioning one end of tube, and submerge it under water. Watch the direction the water travels.

In this science fair experiment, kids will use the acid test to discover how to tell one mineral from another.

Learn about calorimetry, make a bomb calorimeter, and experiment with combusting different nuts to see which one produces the most energy!

In almost every preschool classroom is a sensory table. Learn how to make one at home!

What happens when "coffee-addicts" miss coffee for 1 day? Find out in this science fair project idea!

Celebrate autumn with a seasonal bash. Welcome the fall with a festive party for your little one and her friends, full of crafts, snacks and fun games.

Science fair project that determines whether moths are attracted to one color of light more than others.

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

Recycling may be a confusing concept for your little one, so take the time to teach them the magic of compost - right in your own backyard!

Help your little one figure out the differences between the worlds of air, land and water, a huge step in understanding how our environment works.

This project explores how well couples convey complex emotions such as envy and pride to one another solely through the sense of touch.

Take a nature walk in your backyard or local park to find one object for every letter of the alphabet. Then put them together in this handy nature book.