This science fair project determines what effect substances have on ice, and which of these products most effectively melts ice.

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

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

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

In this science fair project, students will use methylene blue to study the presence of aerobic bacteria in milk.

The purpose of this science fair project is to investigate which food wrapping works best to keep refrigerated and non-refrigerated foods from spoiling.

Explore this fun science fair project idea to investigate different microclimates in and around your home and their effects on the plant and animal life.

Kids make strong bubbles to investigate the effect different additives have on bubble life in this cool science fair project idea.

Science fair project that measure winds speed, temperature, and time of day in order to determine the origins of the wind.

Science fair project which measures the amount of heat energy released by a burning candle by calculating how many calories of heat it emits.

Check out this fun science fair project idea to learn about seismic waves and how fast they travel during an earthquake.

Science fair project that tests the correlation between outdoor temperature or weather conditions and the number of visible stars at night.

The objective of this science fair project idea is to find out whether refrigerating cosmetics will extend their shelf-life and longevity.

Check out this fun science fair project idea to learn how alkaline batteries convert chemical energy to electrical energy?

Kids will learn how to measure the viscosity of liquids by making their own homemade viscometer in this great science fair project idea.

Will your liquid weigh less once you remove the fat from it? Find out in this science fair project idea.

This science fair project idea examines reptile behavior and to determine whether reptiles are more active during warmer temperatures.

Become familiar with ratios and learn how to measure the diameter of the Sun and the Moon in this fun science fair project idea.

Kids will create their own version of Richard Feynman's rubber band heat engine to learn about thermodynamics with this cool science fair project idea.

Science fair project that examines how temperature affects density and how density in turn affects the behavior of helium gas.

Science fair project that examines various techniques for removing wrinkles from polyester garments to understand why polyester garments become wrinkled.

This science fair project idea determines what factors influence an individual's reaction time using a web-based timed reaction test.

Explore properties of liquids and how temperature and salinity effect surface tension of liquids in this fun- filled science fair project idea.

Help your child learn science and math skills like sorting, sequencing, and ordering while taking a nature walk and collecting and collaging leaves.

Is there more air particulate matter in an urban or rural environment? Test your knowledge with this science fair project.

This cool science fair project teaches kids about temperature, density and buoyancy using balloons that float with normal air. No helium required!

Kids will learn about insulation, heat conduction, and the economic benefits of energy efficient windows in this cool science fair project.

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

Science fair project that determines the relationship between the temperature and the rate of cricket chirping. How many times do crickets chirp each minute?

Check out is fun science fair project idea to learn about heat transfer and why certain insulating materials are more practical than others.