This project examines who can jump higher, boys or girls, younger people or older, and how these two factors, gender and age, interact with one another.

What do a pool, a raft and a golf club have in common? They are all integral ingredients in the fun game of Aqua Golf, a great activity for kids of all ages.

This science fair project idea measures out the sugar of various foods and find out whether people can correctly determine how much sugar is in common foods.

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.

Is there really such a thing as healthy gum? Students will learn what factors in chewing gum contribute to healthy teeth in this exciting science fair project.

Is it amplitude? Weight? Length of string? Kids will discover what factors changing the period of a pendulum depends on in this fun and easy physics experiment.

One thing the Christmas season is known for making is yummy treats! Cookies, pies, fudges, and cakes are common desserts during Christmas time. If you want to choose a healthier option this holiday season, create a Christmas tree with fruit. It will be a

Check out this cool science fair project idea to explore various aspects of projectile motions like mass, angle and distance.

Wondering how to help your child get a handle on prime numbers? Turn her into a prime number hunter with this hundreds chart activity.

This project examines which style of central-air system filter traps the most particles from the air.

This science project teaches students to classify different shapes of leaves.

Save money by making compost! Use this science fair project idea to determine which composting methods best encourage decomposition of organic matter.

This science fair project explores different types of endangered frogs, and why some are endangered while others are not.

Learning to identify prime numbers can be tricky. But this fun card game can make memorizing some basic prime numbers a breeze.

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

Learn about sound physics and do a survey experiment to explore the difference between sound and noise in this science project.

Culverts transport seeds away from their original location to different places. This science project examines the effect of culverts on plant growth in streams.

This project compares the national anthems of several different countries to determine if there is a correlation between tempo and a country's latitude.

This science experiment tests if dog saliva can really help heal wounds.

Greek mythology offers up some of the most epic tales ever. This Greek mythology tree activity introduces students to some of the main characters in Greek mythology.

Kids will love making sugar crystals in this sugar crystal science fair project which teaches important chemistry concepts like saturation and solubility.

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

Science fair project that cultivates slime mold and monitors the stages of its development.

This science project allows students to study the psychology of happiness.

This game provides your child with the opportunity to create, write, and read numbers.

Free science fair project idea that examines the ergonomics of your environment. Redesign your living space to be better suited to your lifestyle.

In this simple science project, learn about what causes dew and what affects dew formation with a drinking glass, ice, and a soda bottle.

Free science fair project idea that examines cheating in school-age children. Project involves a task in which children are tested on various tasks.

This experiment uses personality assessments to evaluate the prevalence of specific character traits in left-handed and right-handed people

Free science fair project idea that examines the differences between cats and dogs. Analyze objective qualities rather than subjective ones.