Cinnamon is tasty, but does it have super powers as well? Find out if cinnamon can repel mosquitoes in this outdoorsy experiment.

In this fun science experiment, kids will determine the best method for ripening avocados and discover the cool chemical reaction that makes this possible.

The purpose of this science fair project is to explore whether UV light passes through some colors and not others by looking at blue, red, purple, and clear.

It's rhyme time! With this science fair project idea, your child will find out which words can be considered easy rhyming words, and why.

This science fair project idea explores whether it is easier to balance on a narrow ledge or on a rope.

In this science project, young children observe, record, and create collections of colors in their world and increase their powers of observation.

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

Tree rings can tell the age of the tree but also information about the world. This science experiment uses tree stumps to discover new facts.

Study the life cycle of the common blowfly as it relates to forensic investigation. Record the first time you see flies, maggots, and eggs.

In this science fair project, kids measure how weather conditions affect how fast a puddle evaporates.

In this project children practice the scientific method while playing with puffy paint.

Science fair project that determines whether tapping a pomegranate with a spoon helps it release its seeds.

This science fair project idea determines if the size of the parachute will change the rate at which an object falls.

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

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

Soil and energy don't go together, right? That would be as bizarre as a pairing of peanut butter and marshmallows! Well, actually...

This project determines what category of person is most likely to be ticklish.

The objective of this science fair project is to explore the relationship between acidic and basic compounds.

This science fair project idea explores plant growth from a bulb, root, and a stem and investigates asexual plant reproduction.

Explore if planting seeds in a certain direction will affect how fast it germinates.

What do worms eat? Kids find out what kinds of rotting leaves and vegetables worms prefer in this cool compost science fair project.

Does dough rise faster with unbleached or bleached flour? Investigate in this science fair project idea.

There are many benefits to bugs and insects. This science project shows how cockroaches, termites, and other critters benefit our planet.

This play-activity causes young children to focus on and become more aware of their sense of hearing and the power of their ears.

Play with balance and simple engineering as you hurry to create a sturdy rock tower.

This science fair project idea investigates how a bottom keel helps keep a boat from rocking back and forth.

This science fair project idea investigates how the height at which a pendulum is released affects the length of time it continues.

Have you ever noticed the way a dropped stone makes a fun pattern in a pond or lake? What's the science behind these splashy occurrences?

Marshmallows are made of sugar, water, and air pockets. Since the marshmallow is flexible, will air pressure cause it to expand when heated in a microwave?

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.