This science project allows students to study the psychology of happiness.

In this science fair project, students investigate the applicability of Benford's Law to many sets of everyday data.

This science fair project idea designs safe bicycle routes using GPS.

This science fair project idea investigates if webbed feet help a duck (and others) swim.

Observe which kind of fresh long-stemmed flower will last the longest after being picked.

This high school science fair project investigates if small changes in your diet alter the pH of your saliva.

Science fair project that demonstrates how a rainbow forms, by using water to split white light into its many colors.

This science fair project idea discovers the average time it takes for a person to remember something completely.

This experiment will explore if a randomly iterated algorithm will result in a pattern.

Science fair project which identifies the most effective insulator that you could use to make a winter coat by comparing how well cloth and cotton trap heat.

Free science fair project idea that examines the impact of gravity on a dropped carton of eggs. Design a device to protect the eggs from cracking.

In this science fair project, students test how objects float and sink in liquids of different densities.

This science fair project idea investigates if heat from direct sunlight is hotter than heat from reflected sunlight.

Detail the chemical properties, nutritional value, medicinal effects of garlic, Write a detailed report, prepare recipes.

Demonstrate and explain holographic technology. Determine if a holographic image of a magnifier still magnifies the object beneath it. Explain the effect.

This science project challenges high school students to study the linguistic evolution of text messaging.

Time to look at our faces! Are they symmetrical or asymmetrical? Find out in this science fair project idea.

This science fair project idea investigates which objects float and sink in honey, water, and oil.

This science fair project idea examines the differences between bottle water, filtered water, and tap water.

Discover if soda geysers will erupt when using regular vs. diet cola and which candies will create eruptions.

Science fair project that demonstrates that rotting food attracts insects that lay eggs on it.

Demonstrate if cooking destroys all bacteria that is present in raw meats such as salmonella.

This super fun science project, perfect for young children, combines crafts, dressing up as animals, outdoor play, and life science learning.

This science fair project investigates what type of cookie sheet bakes the best cookies.

Science fair project that tests whether cats have a preference for organic food.

Explore the wattage of microwaves in relevance to cooking time.

This science fair project idea examines which is the best way to get rid of water stains (stains caused by just water) on fabric.

This science fair project idea explores which is better for diffusion and cell absorbing, more surface area, or more volume.

This science fair project studies whether DSLR and Point-and-Shoot cameras work the same way under all conditions.

Test out various brands of permanent markers to see which one is least water soluble.