Students pit the heat capacity of water against the heat capacity of oil while looking at the effects of dipole rotation in this cool science fair project idea.

Study the physical and chemical changes that make hair curl or straighten. Study ingredients, function of chemicals like thioglycolic acid.

This science fair project idea tests the efficacy of both synthetic and natural antibiotics.

Science fair project that determines which foods and drinks contain the highest amount of glucose.

Determine which kind of rock (igneous, sedimentary, metamorphic) has the greatest reservoir capacity, which is the ability to hold the most oil and natural gas.

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

Get this cool middle school science fair project idea on how to conduct a flame test to detect the presence of certain metals in chemical compounds.

Check out this cool middle school science fair project idea to find the difference between organically grown and commercial brands of foods.

This fun science project helps to investigate how much water can a plant take up and release in a certain period of time through the process of transpiration.

Polymers remove oil from contaminated waters. The purpose of this science project is to test the effectiveness of a polymer in cleaning up an oil spill.

Check out this hot project idea to culture bacteria and determine if the claims about the anti-bacterial properties of curry and cinnamon are true.

Science fair project examining barometric pressure, and how it can be used to predict the weather. How does atmospheric pressures relate to weather conditions?

Science fair project that explains and demonstrates the parallax principle.

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

This project examines which style of central-air system filter traps the most particles from the air.

Compare the ignition rates of various types of flame-retardant materials.

This experiment will explore if and where fractals can be found in the natural world.

This science fair project idea investigates if webbed feet help a duck (and others) swim.

Check out this fun science project idea on ecological succession and learn the main difference between primary and secondary succession.

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

Save money by making compost! Use this science fair project idea to determine which composting methods best encourage decomposition of organic matter.

What keeps a an item cooler, polymer crystals or ice? Find out in this cool science experiment!

This project explores how and how much one family can reduce the amount of garbage they accumulate over a three month period.

Free science fair project idea that examines the differences between cats and dogs. Analyze objective qualities rather than subjective ones.

Easy and cool middle school science fair project on ripening process of fruits and measures you can take to prevent fruits from rotting and delay ripening.

Determine if it is easier to memorize colors, words, words in phrases, pictures or numbers. Determine at when retention rate in each category is the best.

Science fair project that examines the relationship between the size of a bubble and how quickly it falls. What is the correlation?

This project uses toy cars to determine how friction and gravity affect cars and braking.

Science fair project that studies how perfumes are made in order to determine how we can capture a scent.

This project examines the vulnerability of fruit flies, Drosophila melanigaster, to irradiation. Will exposure result in mutations?