This experiment will evaluate if the environments that people work in affect their speed and accuracy in performing mental tasks.

This science fair project explores discover whether the acidity of sour candy is comparable to that of battery acid.

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

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

How does dishwashing liquid work? Kids discover the chemical mechanism behind cleansing power in this easy science fair project idea.

Ant behavior is closely related to light intensity. This free science fair project idea examines how fast ants dig when they are exposed to to light and dark.

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 science fair project teaches kids experimental design and how to test if subjects can really sense if they are being watched.

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

People have favorite flavors, but what about ants? Which ant food is the most popular?

The objective of this science fair project is to determine whether planaria reproduce asexually by regeneration.

How does a flashlight work? Kids will make a complete circuit and explore how voltage contributes to brightness with this science fair project idea.

How good are humans at sound localization? Kids can try this cool science fair project idea to see how good their friends are at judging sound direction.

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

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.

Check out this fun science project idea to measure the amount of vitamin C in ripe, half-ripe, unripe and stored oranges.

Determine how proficient you are at making estimations and learn how to make more reasonable estimates.

This science fair experiment examines the relationship between gender, age, and smiling.

In this science fair experiment, kids will use the acid test to discover how to tell one mineral from another.

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

Should you use âFITâ Fruit and Veggie Wash or plain water to wash your produce? Find out in this science fair project idea.

This experiment explores whether music affects the growth of bacteria and could help figure out better ways to process sewage and other microbe-assisted duties.

This science fair project idea investigates how different disinfectants work in killing germs.

Kids love the dramatic Mentos and Diet Coke experiment conducted in this awesome science fair project.

Research camouflage products and techniques, test quality by timing volunteers. Calculate the average length of time to recognize the subject.

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

Determine the relationship between the speed of a sound and the temperature of the air it passes through.

This science project has students study a group of volunteer liars actively lying to study the behavior of a lie. Students see if they can figure out the truth.

Find out whether matching resonant frequencies can cause objects to shatter.

Determine the effect of homework on academic performance. Collect grade info at the end of a semester, determine correlation between grades, amount of homework