Watch pre-packaged seeds and seeds taken from inside fruits and vegetables grow. Which ones will grow faster? Read more in this science fair project idea.

Science fair project determines relationship between number and variety of insects and spiders by collecting and counting invertebrates in a ecosystem.

This science fair project idea studies whether a religious sleeping schedule relates to a higher IQ.

Create a double-slit interference out of cardboard. Produce an interference pattern that demonstrates the wave and particle characteristics of light.

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

Determine if left-handed people have faster response times.

This experiment evaluates how much influence an enticing package has on childrensâ willingness to try a new snack.

This science fair project idea examines the differences between bottle water, filtered water, and tap water.

This experiment investigates whether font choice affects peoplesâ ability to remember the information that they read.

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

This project determines whether hands-on practice, mental practice, or no practice leads to better shooting of free-throws.

This experiment explores how listening in to a one-sided conversation affects concentration.

Discover whether eating certain foods will make you smell (not only bad breath) but through skin cells.

Evaluate gender differences in processing visual information.

Explore this fun science fair project idea to investigate different microclimates in and around your home and their effects on the plant and animal life.

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.

We're all familiar with the idea that some songs âget stuck in your head.â This experiment explores the validity of that claim.

Will storing cucumbers and tomatoes in the fridge destroy their unique flavors? Find out in this science fair project idea!

Construct batteries that make electricity from fruits with this fun science fair project.

Can you fool your eyes and your brain with an optical illusion? The purpose of this science fair project is to demonstrate various kinds of optical illusions.

Demonstrate how to tell the age of an egg without having to crack it open.

This science fair project explores whether musicians are better than non-musicians at distinguishing and understanding speech in noisy environments

Determine how different measurements of the same object might yield different values. Provide as many reasons that you can think of.

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

This science project challenges high school students to study the linguistic evolution of text messaging.

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

Ever wonder why refrigerator lights turn off when you close the door? Does the darkness prevent food from spoiling? This experiment, determines just that.