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

This experiment investigate whether children in different age groups learn better from a computer program or a human teacher.

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

This science fair project idea tests whether it is true that humans are in the morning than later during the day/night.

Study blind spots, run experiments in blind spot detection, design an original blind spot experiment, test your design on volunteers

This project involves the programming and development of a 3D Rubik's Cube application using C++.

This science fair experiment examines the relationship between gender, age, and smiling.

In this free science fair project idea, kids will conduct an easy electrolysis of water experiment to test solutions of salt, baking soda, tap water, and more.

The objective of this science fair project is to set up a compost bin to convert food scraps and organic waste.

Children have a naturally inquisitive mind. Foster their curiosity with a walk through an autumn field or park to answer age-old “why” questions. As you walk with your child, you can encourage them to ask questions.

Is there any correlation between hot tubs and high blood pressure? Kids discover the answer (and its biological basis) in this cool science fair project.

How is NASA able to launch something into orbit around the Earth? Learn about the relationship between gravity, speed, and orbit in space in this cool project!

What direction should solar panels face? It's not the direction you might think! This free and enlightening science fair project helps kids discover the answer.

This science fair project idea examines whether adding gelatin causes a solid to have a higher melting point and/or melt slower.

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.

This science fair project idea quantifies exactly how accurate the cricket thermometer is.

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 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 if an LED light can be powered by vegetables and/or fruits.

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

This science fair project idea determines the probability of a coin landing heads or tails.

This project explores how well couples convey complex emotions such as envy and pride to one another solely through the sense of touch.

The objective of this science fair project is the compare the rate and efficiency of disaccharide and polysaccharide fermentation by yeast.

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

This experiment uses a voice recorder to monitor the progression of a message in the telephone game as it deviates from the original.

Determine how effective animal camouflage is by simulating it in an indoor and outdoor setting.

Science fair project which measures whether tsunamis are more destructive when they are caused by an earthquake or by a meteor.

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