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

In this project, create and examine garden mulch to find out what critters live in the messy, muddy layers just above the soil.

Kids often ask, "how tall am I?" This science fair project seeks to determine how well kids can guess their own heights.

Which battery lasts the longest? In this science fair project, kids will test popular brand name batteries like Duracell and Energizer against generic brands.

This is a fantastic and easy science experiment where kids will learn about elasticity by testing how high bouncy balls of different materials can bounce.

Do heavier objects fall faster than lighter ones? Students learn the answer by watching the effect gravity in a vacuum has on a coin and a feather.

In this free science fair project, build a star clock and learn how to tell time on a clear night by observing the big dipper!

This light bulb science project includes step-by-step instructions for testing the heat from different light bulbs.

Dinosaurs were huge creatures that left behind huge footprints that lasted for millions of years. In this science fair project, kids learn how dinosaur tracks were left behind!

This science fair project studies which color(s) of flowers butterflies & bees are attracted to and if color plays a role in flower selection for pollination.

Science fair project that examines how to grow bacteria in a controlled setting, using simple materials from around the home.

This fun and easy middle school science fair project idea explores the topic of pollution and demonstrates if polluted soil affect the growth of green plants.

Learn about the layers of the Earth and make a model! Create a earth layer book, cake, or clay diagram.

This science project examines the effectiveness of various types of laundry detergents on stains trapped on a white handkerchief.

Determine whether people can actually taste the difference between âhealthyâ cookies and the traditional version.

Why does purple cheese look nasty? Because color plays a big part in how we perceive the taste of different foods. Are birds just like us in this respect?

Could there be toxic chemicals lurking in the cupboards and closets of your home?

Can you plant the insect-attracting borage plant to increase the amount of beneficial insects in your garden? Find out in this experiment!

Science fair project in which you will stage an election campaign to determine whether people are more swayed by a positive ad or negative ad.

Do plants get crowded? Have your curious kid investigate how plants respond if they're forced to grow together in a confined space.

Dive into the world of cooking oil and smoke points to discover just how fast some oils start smoking.

How would you dry your wet clothes if your dryer didn't work? Find out with this fun experiment!

Is it magic? No...it's the amazing, gravity-defying capillary action experiment! Kids will love this dramatic and enlightening science fair project.

The objective of this science fair project is to assess the benefits of the game system for improving player performance following use.

Is it a square or a circle? See if you can trick your friends with this zany science project!

How can we describe the relationship of magnetic field strength vs. distance? Kids will find out with this free science fair project idea.

How do series and parallel circuits work, and which produces the brightest light in a light bulb? Construct both in this project and find out!

Kids will love making clouds and learning how to make a water cycle model in this fun science fair project idea that explores evaporation and precipitation.

This science fair project idea determines if crystals will absorb food dye and if colors will mix by the process of diffusion.

How does bleach kill bacteria? Kids find out in this impressive bacteria science fair project by testing different concentrations on a safe strain of E. coli.