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This science project involves comparing the relative effectiveness of salt, pepper and dehydration in food preservation.

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

This experiment will examine and precisely measure the amount of sugar in various sodas.

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

The objective of this science fair project is to determine whether planaria reproduce asexually by regeneration.

Check out this fun science project idea on ecological succession and learn the main difference between primary and secondary succession.

Inspire your child to put on her engineer hat for the day, as she builds her very own, double-decker bridge.

This experiment investigates the relationship between the temperature of a candle and its burn rate.

Test whether cutting up meats will make it cook faster than just cooking it whole.

Will male or female hair grow faster? Find out in this science fair project idea!

In this experiment, students will create their own version of coquina, a sedimentary rock thatâs formed by seashells and sand, cemented by seawater minerals.

Explore this fun science fair project idea to investigate different microclimates in and around your home and their effects on the plant and animal life.

Science fair project that builds a magnetometer and demonstrate its uses.

This science fair project idea explores how far the average human can see.

This experiment will explore the best way to create a perfect soft-boiled egg.

Check out this fun science project idea to explore different types of starches and learn how removing starch affects the quality and taste of food.

How powerful is the reaction between baking soda and vinegar? Find out here!

The purpose of this science fair project is to investigate which food wrapping works best to keep refrigerated and non-refrigerated foods from spoiling.

The purpose of this science fair project is to determine whether Green Bags, with or without refrigeration, are most effective in preserving food.

Discover whether a metal will expand under hot water.

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

This free science fair project explores the "dirty" relationship between the presence of organic material in soil and water absorbency.

This science fair project idea investigates the ability of different whitening toothpastes to whiten teeth.

The purpose of this science project is to determine whether the amount of air in a soccer ball affects how far it goes when kicked.

Check out this cool science project idea to explore how temperature creates annual rhythms that govern plant growth.

Scavenger Hunt! Check out this fun science fair project idea to explore the difference between opaque, translucent, and transparent objects around your house.

In this activity, your child will be challenged to create a device that protects an egg when it is dropped from a height of about 10 feet.

Have your child make a special mobile inspired by the weather outside. Learn about seasons, the environment, and art in 3D.

This science fair project idea determines what household items are good conductors of electricity.

Kids learn about Brownian motion, diffusion, and how temperature is a key factor affecting the rate of diffusion in this cool science project.