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

This experiment researches if you gave different amounts of food to mosquito larvae would they grow faster or slower

Check out this fun science fair project idea to measure bacterial colonies from door handles and explore the effectiveness of different cleaning agents.

What do worms eat? Kids find out what kinds of rotting leaves and vegetables worms prefer in this cool compost science fair project.

What is a series circuit and how does it work? Learn about voltage, electrical current, and resistors in this cool science experiment!

Camouflage is one of the most important animal adaptations in the African savanna biome. Kids create their own camouflage with this fun science fair project.

Brine shrimp usually live in saltwater. Investigate how salt concentration (salinity) affects the rate at which brine shrimp eggs hatch.

In this experiment, young ecologists will learn about a type of edge effect: how trees and plants at the edge of a forest can act as a weed filter.

Science fair project that tests the effects of diluted soap on the size of bubbles blown from the solution. Will dilution cause smaller bubbles?

This classic children's game-connecting two cups with a string-demonstrates sound's ability to travel through air vs through a solid.

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

How powerful is the reaction between baking soda and vinegar? Find out here!

The project investigates the affect music has on plant growth while experimenting with rock, classical and no music.

In this science fair project, students create their own miniature salt flats at home.

The project idea is to understand why chocolate turns white and to determine the fastest way that this process can occur.

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 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.

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.

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.

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.