This science fair project idea determines if family members can recognize one another using only the sense of smell.

This science fair project idea examines the distance a person travels on an average day and to relate that to an understanding of the size of the Earth.

This science fair project idea explores whether boiling and freezing water will have an effect on how much it weighs.

Have you ever wondered how many numbers most people can memorize? Test your friends to find out!

Which music genres have the fastest tempos? The slowest? This experiment determines if there's a relationship between beats per minute in a song and its genre.

Science fair project that compares the biodiversity of fungi in different ecosystems by identifying species of fungi.

Science fair project which determines whether it is numerically possible to be connected to every person on the earth within six degrees of separation.

Believe it or not, the common spud has enough electrochemical energy to power a small digital clock.

This project compares the strength of one, two, and three-ply toilet paper.

Use reusable, recyclable materials--along with a dose of imagination--to build a castle with first grade geometrical forms.

Here's a household scavenger hunt that shows kids the natural sources behind everyday objects...and builds reading skills, too!

Test out the pH levels of soil in your backyard versus soil in more wild environments to solve this science case.

Science fair project which determines whether a person's taste in music is dictated by the key that the song is written in.

Science fair project which uses coins flips to visually demonstrate the probability of an event and how to express it.

In this plant habitats activity, children play the role of an ecologist and take surveys of different areas to discover the best habitat for dandelions.

This science fair project idea examines whether boys and girls differ in reflexes.

Science fair project that compares the ecology of different soil samples by identifying which sample has the most invertebrates living in it.

Help your kindergarten scientist understand the concept of surface tension with this simple science experiment.

This interdisciplinary card game will have your third grader working on math facts as he travels through the solar system!

In this science fair projects, students will grow out the bacteria that collect on air conditioner filters.

Did you know a mouse eats almost fifty times as much as a cow? Find out how and test out the strange science with your friends!

This science fair project idea explores whether there is a connection to the color a person wears and the way their emotional state is perceived by others.

This project examines if computer screen and text color affect retention and if people subconsciously prefer combinations of colors that help their retention.

This science fair project idea investigates how a bottom keel helps keep a boat from rocking back and forth.

This science project uses Mohsâ Hardness Test to show kids how to compare the hardness of different types of minerals.

Gather some friends for a bubbly soda taste test do determine calories' role in your favorite drinks.

This project investigates the affect of storage temperature on microwave popcorn.