This science fair project idea determines whether the older population prefers darker, duller colors rather than bright and lush colors.

Determine whether cats have dominant paws. Observe which paw cat uses to reach for treats, feather, and string. Calculate percentage for two paws.

Science fair project which tests which antacids are most potent by measuring how well they neutralize the acid in lemon juice.

This project involves the development of a website using free software online to promote the value of science.

What can you do with hair after its cut? This science project teaches you practical uses for human hair.

Can a horse lead itself to the carrot? Train your horse with carrots and boxes and test horse memory in this fun zoology science fair project.

Dive into the world of cooking oil and smoke points to discover just how fast some oils start smoking.

In this science fair projects, students will grow out the bacteria that collect on air conditioner filters.

The project investigates the affect music has on plant growth while experimenting with rock, classical and no music.

The objective of this science fair project is to observe the properties of friction and apply this knowledge to search for a near-frictionless surface.

Learn whether dark green and leafy veggies tend to have a higher Vitamin C content than lighter green varieties.

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

Teach kids about a fun way they can remember this more efficiently- the power of mnemonics. Kids will be amazed.

This science fair project examines how seeds hitchhike on animals and clothing.

Create an organic plastic product using vinegar and cream. Track decomposition over course of several weeks. Compare decomposition with traditional plastics.

This experiment investigates whether the psychological phenomenon of the halo effect can be used to explain people's perceptions of others.

This experiment examines whether storing your orange juice at different temperatures affects its acidity.

The objective of this science fair project idea is to explore which brands of "anti-fade" shampoos work the best to keep hair color looking fresh.

Magnets vary in strength. Have your young scientist figure out which kind of magnet is the strongest when you have him conduct this attractive experiment.

Determine which environment keeps an ice cube frozen for the longest duration. Inspect and record your observations when cubes melt.

Explore if planting seeds in a certain direction will affect how fast it germinates.

Young scientists will investigate people's preferences for saltiness, and make some inferences about genetics and diet.

Science fair project in which you will stage an election campaign to determine whether people are more swayed by a positive ad or negative ad.

Kids often ask, "how tall am I?" This science fair project seeks to determine how well kids can guess their own heights.

This study evaluates if electronic devices commonly found in most households emit radiation, and if they do, how much?

Science fair project which determines whether your current calorie intake will cause you to lose or gain weight over time.

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

Assess physical and mental states of subject before and after drinking coffee. Compare initial expectations with their reported conditions.

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.

This science fair project has kids conduct a blindfolded taste test to determine how smell influences our ability to taste foods.