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Kids will learn some cool stuff about chemical reactions by determining what happens when you mix different concentrations of hydrogen peroxide and yeast.

In this science fair experiment, students learn about the scientific principles behind Doppler ultrasound.

This science fair project idea demonstrates how our fingers prune when in water.

Blend art and science in this hands-on activity that shows your kindergartener how primary colors combine to make secondary colors.

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

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

In this project students determine which instruments composers use to create birdsongs and birdcalls in classical music.

Free science fair project idea examining how different types of water affect plant germination and growth.

Free science fair project idea that examines the differences between cats and dogs. Analyze objective qualities rather than subjective ones.

Check out this cool science fair project idea on spectrum spinners and investigate how certain color combination can produce other colors.

Check out this fun science fair project idea to explore the process of diffusion in a cell and learn the difference between osmosis and diffusion.

This science fair project idea investigates how different disinfectants work in killing germs.

This project explores how and how much one family can reduce the amount of garbage they accumulate over a three month period.

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

This science fair project examines discover whether different formations of deodorant works better for certain skin types.

Research camouflage products and techniques, test quality by timing volunteers. Calculate the average length of time to recognize the subject.

This experiment explores whether music affects the growth of bacteria and could help figure out better ways to process sewage and other microbe-assisted duties.

What keeps a an item cooler, polymer crystals or ice? Find out in this cool science experiment!

Is there a relationship between caffeine and heart rate? Students will determine the effect of caffeine on heart rate in this fun science fair project.

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.

This project is about after-images and what possibly affects them.

Get a cool and easy science fair project idea which helps high school students in understanding concepts behind the working of a microphone.

Ever wondered how a plant drinks water? This science project will teach you how and help you create a beautiful floral display!

This research project teaches students about synesthesia, a neurological condition that causes sensory overlap.

The goal of this science fair project is to demonstrate current methods of detecting counterfeit money, in particular counterfeit detection pens.

Explore the best way to store popcorn kernels. It examines the impact of moisture and temperature on unpopped kernels.

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.

Determine which metal has the highest rate of conductivity.

Science fair project that examines oxidation, reduction and chemical indicators by testing for the presence of the iodide in salt.

Do human lie detectors exist? Charge up your powers of observation to see if you can tell a lie from the truth.