The purpose of this science fair project is to learn which substance best preserves apples. Learn about enzyme interactions in fruit and scientific processes.

When you rub a balloon on your head, your hair stands up; but is that true for everyone? Does hair color affect static electricity?

The purpose of this science project is to determine whether the amount of air in a soccer ball affects how far it goes when kicked.

In this project, build an insect model that shows how the head, thorax, and abdomen fit together! Learn insect anatomy by constructing a paper mache critter.

Kids conduct a cool balloon rocket experiment in this fun science fair project idea. Does a greater volume of air mean a greater distance traveled?

This science fair project demonstrates the magic of arches by challenging students to stack telephone books on top of eggs without breaking them.

Test for a correlation between perceived color and heart rate. Using a stethoscope and stop watch, measure the heart rate (beats per minute) of volunteers.

This science fair project idea compares whether ionic dryers leave hair in better condition than non-ionic dryers.

Find out the differences (if any) in the frequencies of voices produced from a computer, from a phone, and directly coming out of the voice box of a human.

This experiment evaluates how a diet that is rich in "mood-enhancing" foods affects the way people feel over several weeks.

It's the day before the test, and you still have a ton to memorize! Sound familiar? Test memorizing techniques to help yourself out next time.

This science fair project idea studies whether eating a hearty breakfast before and exam will get them better test scores.

This science fair project teaches about mold. Students will test different foods to see which grow mold the fastest.

This science fair project idea quantifies the effect of weather- in this case temperature and humidity- on musical instruments.

There is debate about whether chalkboards or whiteboards are better. This experiment explores which leads to better retention of visually-displayed information.

This experiment explores whether reading text on a computer screen or type on paper leads to better retention of the information read.

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

In this fun experiment, learn about brand awareness and the influence of media on children by testing logo recognition in different age groups.

What's the science behind those out-of-sight roots? Find out if you can trick roots into growing in different directions.

What is biodiversity? Kids will study different areas of their backyards to see which is the most diverse to learn about biodiversity and random sampling.

Experiment with fermenting various fruits, grains or syrups. Describe and illustrate the fermentation process in a detailed report.

This project researches whether the type of land use affects the water quality of Queenstown Creek.

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

How does distance affect the spreading of light? Kids see diffraction and the inverse square law of light in action with this great science fair project idea.

Science fair project that determines whether disinfectant sprays or disinfectant soaps are more effective at removing bacteria from hands.

Learn how to demagnetize a magnet and how physics can explain this phenomenon with this enlightening science fair project.

Dig into the physics of pool to explore some cool applied math and learn about what happens in an elastic collision of equal masses.

Learn the chemistry and physics of the brain, how our nervous system work. Demonstrate that the brain is an electrical and chemical machine.

Learn about the layers of the Earth and make a model! Create a earth layer book, cake, or clay diagram.

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