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The objective of this science fair project is to determine whether there are gender differences when boys and girls view optical illusions.

Help your curious third grader construct a dazzling spinning wheel that will teach him about the science behind colors while providing some silly entertainment!

Science fair project that determines whether spreading a moss soup over an area increases moss growth.

Will people still feel hungry once they eliminate grains from their meal? Find out in this science fair project idea!

In this science fair project, students discover how sedimentary layers form as sediments like mud, silt and sand settle over time.

What animals are most popular? This project affords practice in data-collection, record-keeping and data-analysis through the investigation of this question.

This science fair project idea explores alcoholic fermentation at work by making your own soda.

This project examines whether more expensive golf balls translate into better results on the golf course.

Examine the presence of seeds in open fields. Collect seeds on socks by walking through open fields of grass or other growth. Germinate seeds on socks

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

This experiment explores the most common colors that appear among a sample of crossbred guppies.

Check out this cool middle school science fair project idea to determine if shopping carts are really carriers of harmful bacteria.

Are you ready to be a detective for science? Then get out your magnifying glass and start studying fingerprints!

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.

Learn about magnifying glasses, concave lenses and inverted images by sending rays of light through a magnifying glass in this cool science fair project!

Use a microscope in this experiment to learn about different kinds of "good bacteria" that turn milk into yogurt!

This science fair project creates a visual model of whatâs happening to sound waves as a car approaches and then leaves.

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.

The objective of this science fair project is to test the growth rate of a plan in a crystal medium in comparison to traditional soil.

Your kid will be captivated as she watches liquids change color before her very eyes during this fun science project that introduces some chemistry basics.

Put your second grade scientist to work this Fourth of July with our colorful "liquid fireworks" project!

This project examines the vulnerability of fruit flies, Drosophila melanigaster, to irradiation. Will exposure result in mutations?

The objective of this experiment is to evaluate the effects of acid rain on plants.

Discover whether a metal will expand under hot water.

When the wind starts blowing, you and your child can plant a sponge garden in the comfort of your own kitchen. Here's how:

In this experiment you simulate radioactive decay in order to gain an understanding of the basics of half-life.

There are hundreds of properties in rocks which you can describe, so get your geology goggles on and get ready to rock your child's science skills.

Make an adorable nut buddy by crafting nature people out of nuts in shells! Buddies will take on their own personalities depending on the materials you use.

Has your child ever played weatherman? Try this science activity that lets kids try their hands at observing and predicting the weather.

This interactive project invites science fair-goers to participate in examination and recording to demonstrate the importance of firsthand observation.