The project compares three different methods of testing turbidity in water: the secchi disk, spectrophotometer, and turbidity test kit.

This project analyzes people's emotional responses to images in painting vs similar images in photographs.

Demonstrate which cooking method gets rid of the most fat.

This science fair project idea explores whether a sundial is as accurate as an atomic clock when telling time.

Challenge your young dinosaur lover to examine dinosaur footprints and then create their own dinosaur fossil in this hands-on activity.

Prove that the Earth is not flat. The objective of this science fair project is to measure the angle of the sun and calculate the circumference of the Earth.

Science fair project that helps you create your own compost pile in order to test the efficiency of different methods of composting.

What is the coldest temperature possible? In this cool experiment, you'll calculate absolute zero by extrapolating data on the temperature and volume of gas.

Kids will explore the corrosiveness of soda in this cool science fair project by leaving pennies submerged in soda overnight.

Determine how good we are at direct and indirect observation.

This Mother's Day, mix in some fifth grade science learning to create this fabulous fudge!

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.

Check out this fun science fair project idea for 1st grade: a solar eclipse model that demonstrates total, partial, and annular solar eclipses.

This project examines various algorithms to determine the ideal algorithm for a strategy game.

The objective of this science experiment is to evaluate the affects of high and low heat capacity on a material's heat retention ability.