This science fair project idea quantifies exactly how accurate the cricket thermometer is.

In this science fair experiment, high school students fit the growth pattern of bacteria to a mathematical model and predict future colony expansion.

This science fair project looks one of the most important factors affecting seed germination: water. A fun and easy plant biology experiment for 3rd graders.

The objective of this science fair project is to examine the cleanliness of salad preparation techniques.

Science fair project that uses distillation to convert salt water into fresh water.

Science fair project in which you will build your own algae photobioreactor which will meet the physiological requirements of algae for maximum growth.

Investigate the advantages of the use of ceramics in engines such as the tiles used in Space Shuttle. Use iron filings and magnets.

Check out this cool middle school science fair project idea to determine if shopping carts are really carriers of harmful bacteria.

Science fair project in which you will examine how crystals are formed by creating your own crystal using charcoal briquettes, salt, and ammonia.

Read on this high school science fair project idea to get basic information on the process of heat transfer and the conditions under which the transfer occurs.

Determine whether fresh vegetables have more calories or less calories than canned vegetables.

Determine whether the application of Febreeze will lower the bacterial count.

Determine whether magic salt is more effective at melting snow than regular salt. Pour one ounce of salt over the ice cubes, compare the melt downs.

This experiment evaluates if the temperature of the environment that you work in affects your ability to perform mental tasks.

Marshmallows are made of sugar, water, and air pockets. Since the marshmallow is flexible, will air pressure cause it to expand when heated in a microwave?

This project examines how temperature affects the volume of gas in balloons.

The thermometer outside is dip, dip, dipping! What kind of clothes will keep you warmest this winter? This project determines which materials insulate best.

All you need are pencils, paper and some scissors to get started on this easy and fun game to review astronomy information, or other types of study concepts.

Cookie catastrophe! In this project you will determine if different types of cookie sheets can cause cookies to bake differently.

This experiment investigates if stress alters body temperature.

This experiment will evaluate bacterial content on toothbrushes before and after different cleaning methods to determine which method of disinfecting is best.

This project explores whether music affects the growth and health of plants.

This project explores what happens to a rubber band when it is heated and cooled.

The goal of this science fair project is to evaluate the effect of heat on sound wave frequency.

The crust is fun for kids to mix and roll out, and the filling overflows with vitamin and anti-oxidant packed berries!

Here's a thought-provoking activity to make new vocabulary words "stick" in the mind of your young learner.