Study history of aerodynamics of arrow design to create a perfect arrow. Test arrows by shooting at an archery target.

Research overview of architecural acoustics. Design and build a whispering wall from wood or plastic. Test which materials work best.

Research fruits and their ripening stages, follow and document the different stages. Analyze what causes fruit to continue ripening after being picked.

Get down to the rubber with this science project that tests the effectiveness of different types of erasers.

Demonstrate which cooking method gets rid of the most fat.

Science fair project that builds a magnetometer and demonstrate its uses.

Find out if most people can distinguish the difference between tones on different instruments.

Discover how and which salt melts ice the quickest.

This science fair project idea studies whether a religious sleeping schedule relates to a higher IQ.

In this science fair project, kids will be able to see where germs reside on their hands while gaining insight into the benefits of thorough hand washing.

Design and build an invention inspired by Rube Goldberg's designs. Build your invention. Test the machine, write a detailed report.

How does rust form? Kids will learn about the roles oxygen, water, and electrons play in rust chemistry in this cool science fair project idea.

Formulate a hypothesis and use the scientific method to determine the guess what is hidden in a box. Test abilities of volunteers, without opening box.

The actual factors affecting friction may surprise you! Learn about the coefficient of friction and put some trigonometry into practice in this science project.

Kids learn about examples of mechanical weathering and conduct an experiment with seeds and plaster in this cool geology science fair project idea.

In this cool science fair project, kids apply basic algebra to learn how to make a PVC pipe instrument while exploring concepts like frequency and resonance.

Would it hurt to skip brushing your teeth just this once? Let's find out by seeing which foods produce the most mouth bacteria.

Construct a model of radioactive decay. Learn more about radioactive decay by modeling the process using coin flips.

Melt the ice, but save the lawn. The objective of this science fair project is to explore the effects of different substances on melting ice.

This cool middle school science fair project idea helps students explore the role phototropism plays in the growth of green plants.

The aim of this science fair project is to examine the differences between brands of bottled water and analyze consumer preferences through a taste test.

Discover which absorbent material is the best; the Shamwow, paper towels, or cotton towels.

Devise list of randomly chosen words, test how many words volunteers can remember. Compare results of adults and children. Which have better memories?

Kids will make a beautiful rainbow in a jar and learn what enables different types of liquids to remain distinct in separate layers.

Research historic methods of food preservation. Analyze alternative recipes and techniques of food preservation. Document success with photographs.

This project explores if people more easily distinguish between faces of people of their own race or ethnicity compared to those of other races or ethnicities.

The goal of this science fair project is to analyze differences between the taste and texture of frozen and fresh food.

Determine which metal has the highest rate of conductivity.

In this cool catalase and hydrogen peroxide experiment, kids put a potato in a jar of hydrogen peroxide to see how catalase acts as an enzyme.

Study the effect of music on random rote memory. Examine the practical application of music in learning and education.