This science fair project idea investigates how a bottom keel helps keep a boat from rocking back and forth.

Consult mechanics, automotive specialists for advice. Build a real engine or a scale model. Test and demonstrate its mechanical properties.

This fun science fair project idea explains what a circadian rhythm is and explores the types of biological activities that follow a 24 hour cycle in mammals.

Create a DIY Electromagnet! Using a 9v battery to create an electrical field around a nail, students explore electromagnetism in this cool science project idea.

Science far project which determines whether the material of a baseball bat affects the distance that the baseball will travel.

Science fair project which determines whether a person's taste in music is dictated by the key that the song is written in.

Science fair project that determines what percentage of air is made up of oxygen by examining the chemical reaction between oxygen and rust.

Science fair project that demonstrates the principle of conservation of mass by conducting a chemical reaction inside a sealed Ziploc bag.

The purpose of this science project is to determine which stimulus, gravity or water, will cause the greatest growth response in a plant.

This science fair project idea explores what common compounds can be easily separated out in a centrifuge.

Science fair project idea which teaches you how to make butter by separating cream into butter and buttermilk.

This science fair project idea explores whether the process used to dry the beans we eat for food renders them unviable.

A great science fair project on solar oven design that helps kids learn about solar power and solar heating.

In this science fair experiment, high school students fit the growth pattern of bacteria to a mathematical model and predict future colony expansion.

Do your laundry and your science project simultaneously! This science fair project investigates whether the color of a garment affects the time needed to dry.

Check out this fun high school science fair project idea to investigate how the cell membrane regulates what moves into and out of cells.

Find a mathematical relationship between the intensity of a sound wave and distance from the sound source. Use a pedometer and a sound level meter.

Discover whether cheap saline solution bottle cleans and disinfects just as well as more expensive kinds formulated with different ingredients.

Science fair project which will teach you more about the foods that you eat, and learn which ones are healthier choices.

Science fair project that helps you create your own compost pile in order to test the efficiency of different methods of composting.

Learn the anatomical and physiological differences between central and peripheral visual systems.

This science fair project examines how tsunamis travel by simulating a tsunami moving around an island. You will generate a pretend tsunami in a swimming pool.

This science fair project examines the vein structure (venation) of leaves in order to determine the class of the plant sample.

In this fun science fair project idea, kids will experiment with various methods in order to discover the fastest way to cool a soda.

Check out this cool science fair project idea to explore the relationship between pulse rate and blood pressure in healthy people.

Check out this cool science project idea to explore how temperature creates annual rhythms that govern plant growth.

Determine if picking up fallen food in 5 seconds or less prevents the transfer of bacteria from the ground.

A fun, life science sxperiment idea idea involving strategies for keeping birds away from crops using a distress call. What kind of distress call works best?

This science fair project investigates how temperature of a room affects the burn rate of a candle.

Create groups of volunteers based on frequency of playing video games. Compare driving records. Analyze data, interpret findings.