What is surface tension? Kids will discover how water-skating insects use surface tension to keep from sinking by making a model water walker.

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.

This science fair project idea compares the cuteness reaction between genders.

Learn whether writing things down really makes things easier to remember.

Science fair project that examines the effects of soap on the surface tension of water. How does soap affect the surface tension of water?

Discover which method for odor removal words the best for stifling refrigerator odors.

What is persistence of vision? With this hands-on science fair project idea, students will demonstrate this cool and dramatic phenomenon in their own classroom.

It's not actually that hard to get energy from garbage! Kids learn how to make biogas in the form of methane with this cool and easy science fair project idea.

This science fair project idea investigates if fats add to the flavor of food.

Science fair project that explores the phenomenon of Non-Newtonian fluids by exerting force on different materials.

Science fair project that demonstrates the effect of detergent pollution on fresh water birds' ability to stay afloat.

In this science experiment, do tensile strength test on fishing line, a strand of hair, a rubber band, and any other materials you're curious about!

This science fair project idea investigates whether rocks containing geodes can be determined from the outside.

This science fair project idea examines how well individuals can remember a story they were told and how accurately they pass that story along.

Look for correlation between pH values of commercial soaps and detergents and manufacturer claims about eye irritation hazards.

In this activity, students will create a stop motion animation by creating a clay figure and taking a series of digital photographs.

Science fair project that examines how yeast grows, and which conditions allow for optimal growth. What types of nutrients does yeast prefer?

Save money by making compost! Use this science fair project idea to determine which composting methods best encourage decomposition of organic matter.

You've heard the expression "burn rubber" but do you know how heat affects rubber? Examine the impact of temperature on rubber in this fun science experiment.

This science project challenges students to study the salt content in tap water and learn about electrochemistry.

Build a 3d animal cell model with this cool science fair project, which helps kids visualize and understand the function of a cell's parts and organelles.

In this experiment, students create music with subliminal messaging to try to influence people's decision-making.

This experiment will determine how different kinds of light affects the strength of bakerâs yeast.

Check out this cool science project idea to explore the differences in feeding behaviors of birds and if other species of birds also have color preferences.

Science fair project that creates a pamphlet to help others learn about Epilepsy, its causes, symptoms and treatments.

Free science fair project idea that measures change in flexibility with age, using a variety of flexibility tests like Sit & Reach.

Kids will discover the meat science behind the meat they eat, and find out how to use safe chemistry to make meat more tender.

With this science fair idea, little scientists will gain valuable insights into the physics behind throwing a baseball.

This science fair project idea investigates the ability of different whitening toothpastes to whiten teeth.

Think about the adaptive utility of an important aspect of our physiology.