This science fair project idea studies whether eating a hearty breakfast before and exam will get them better test scores.

Create uphill flow of water by using a siphon. Create vacuum by suctioning one end of tube, and submerge it under water. Watch the direction the water travels.

Measure the densities of various fruits and vegetables to determine if there is a relationship between density and nutritional value.

Do males really prefer listening to male than female singers? Find out when exploring this science fair project!

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

The objective of this science project is to examine the factors that affect the dispersion of oil in water, including water agitation.

What chromosome combinations determine a fetus gender? Use probability to think about whether a sperm and ovum will create a male or female in this project.

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.

The scientific purpose of this experiment is to investigate which material is the best packaging for fragile items during shipping.

Test the combustion of different types of woods.

What is condensation? Little mad scientists will learn about condensation, states of matter, and air pressure by conducting this cool science experiment.

In this science fair project you will make a model of a cell membrane using very simple material.

Are you able to endure long periods of exercise? Find out if snorers can exercise longer than non-snorers.

Which music genres have the fastest tempos? The slowest? This experiment determines if there's a relationship between beats per minute in a song and its genre.

In this science fair project, students will use methylene blue to study the presence of aerobic bacteria in milk.

This project uses toy cars to determine how friction and gravity affect cars and braking.

Study the physical and chemical changes that make hair curl or straighten. Study ingredients, function of chemicals like thioglycolic acid.

More height, more steep, more speed! This science project investigates whether there is a correlation between the height of the roller coaster and the slope.

In this science fair project, students examine how the flow rate in a stream affects the growth of aquatic plants.

This science fair project idea explores if the length of the string that an object is suspended on has an effect on how fast or slow it swings.

Measure temperature change over time using a variety of insulation materials. Be creative with insulation materials: scarves, yarn, socks, feathers, oil, etc

In this science fair project, students investigate how different colors influence appetite.

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

Consult astronomers for opinions and advice. Devise a mathematical argument regarding the probability of other planets supporting extra-terrestrial life.

This experiment tests which gender is better at catching how a magician performs his tricks.

Discover which fabrics shrink the most in the wash and why.

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

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

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

Look at people's face shape. Do you think their face shape affects your perception of kindness? Find out more in this science fair project idea!