This science fair project idea determines the probability of a coin landing heads or tails.

This science fair project will investigate a type of sustainable development project.

Protozoa and ciliate and amoeba, oh my! The objective of this science fair project is for students to use a microscope and identify microscopic life.

Make water and clay play a little more scientific with this hands-on experiment that teaches displacement and shows how an object's shape affects its buoyancy.

How does mold grow? Kids find out by testing different conditions to measure mold growth rate and learn about what factors cause mold to grow more quickly.

Science fair project that determines which materials cause the most friction by sliding blocks of wood down a ramp.

Create homemade seed packets with your kids. This activity combines your kids' love of science and the outdoors with a little writing and drawing fun.

Does putting soapy water on plants help or hinder plant growth? Kids learn about greywater and how it affects plant growth in this cool science fair project.

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

Have your little astronaut create her own crater-filled moon with this fun craft project that encourages learning about the final frontier.

This science fair project outlines the uses of gold and explores the monetary value of gold.

Science fair project idea that examines different physical characteristics of a chosen animal. Make educated guesses about evolution based on animal's form.

Are you ready to pilot your own airplane? Well, then take to the skies with this high-flying project!

Multiple-choice test questions can be confusing. Here's a toolbox of tricks and strategies to help your teen become a multiple-choice master.

Observe trends in the properties of writing materials over past 5000 years and extrapolate to future time. Prepare a table that compares writing material.

The objective of this science fair project is to analyze the effects of salinity and temperature on water.

Develop your child's green thumb with this easy planting activity. These plants are guaranteed to grow fast and are "brown-thumb" proofed!

This science fair project idea discovers the effect of (high) heat on animal cells.

Help your second grade scientist explore the timely topic of wind speed using a version of the classic Beaufort Scale.

Want to get your bookworm interested in science? Check out this cool activity that teaches kids how to write science fiction!

Science fair project idea examines what is remembered from high school education. Formulate and administer high school curriculum tests to adults over 21.

Science fair project which determines whether plants are able to get enough nutrients from different types of garbage.

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.

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.

Stories change as you retell them. The objective of this science fair project is to demonstrate how information gets interpreted, distorted and changed.

This science fair project compares the allelopathic chemical produced by the Black Walnut tree to a commercial herbicide in stopping the growth of a shrub.

Uh-oh! Is that a pill sitting on the counter or a piece of candy?

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

Discover whether people can distinguish what a person looks like just by listening to their voice.

Play this flashlight game with your child to teach him about objects that are transparent, translucent, and opaque.