When you cut a flower to put into a vase, it'll eventually wilt, even with water and sunshine. But is there another scientific secret to keeping flowers fresh?

This science fair project idea determines if crystals will absorb food dye and if colors will mix by the process of diffusion.

This science fair project idea determines if the size of the parachute will change the rate at which an object falls.

Milk is made of water and fat; but how can you separate the two? Find out in this color changing milk experiment.

How does water pressure change with depth? Kids learn how pressure works underwater with this cool and easy demo.

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

This science fair project idea investigates how optical distances change the apparent size of an object as seen through a magnifying lens.

This science experiment tests whether warm or cold water works best in making cut flowers last longer.

This science fair project idea demonstrates how air resistance contributes to denser objects falling faster than less dense objects.

Can you imagine a sky filled with bright, colorful bubbles? Make this whimsical scene come alive with bubble science!

In this cool science experiment, learn about magnetism and poles, and test magnet strength to find out if two magnets are twice as strong as one.

In this science fair project, students use the streak test to tell minerals apart from each other.

In this experiment you will replicate the mummification process by making a hot dog mummy.

Science fair project which determines whether the size or the thickness of a piece of paper has an effect on how many times it can be folded in half.

Study the life cycle of the common blowfly as it relates to forensic investigation. Record the first time you see flies, maggots, and eggs.

This project explores whether plants can live and grow when "watered" with juice, soda, or milk.

This is a quick, easy science fair project that conveys the idea of density to preschool and early elementary children.

Step into the fantastic world of colors with a project that explores what shade you -- and your friends -- like best.

Find the North Star, and measure your latitude! The purpose of this science fair project is to find latitude and learn about geographic locations.

This science experiment examines the role of fat in food, especially in making bread rise and whipping cream.

Science fair project that determines whether lettuce that is harvested gradually yields more produce than lettuce that is harvested all at once.

Science fair project that examines what causes thunder and why a thunderclap sounds so loud. How is lightening related to the creation of sound waves?

Discover whether cold or hot water from the faucet will boil faster on the stove.

In this science fair experiment, children demonstrate the relationship between the amount of stuff and the amount of pressure in a closed system.

Do different types of oil mix or stack? Find out in this science fair project idea!

In this science fair project, kids observe the expansion of liquids when frozen and determine if some liquids expand more than others in the freezing process.

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

Science fair project that develops latent fingerprints on a non-porous objects by converting superglue from a solid state to a gaseous state.

This project examines whether people's taste perception is influenced by what they see.

Do earthworms like moisture or darkness? Find out as we explore the relationship between earthworms and light.