Tree rings can tell the age of the tree but also information about the world. This science experiment uses tree stumps to discover new facts.

Demonstrate how tracks are formed by pressing your hand into a cornmeal mixture, then reverse the process and make prints of the track.

Get a fun high school physics science fair project idea one of the states of matter called plasma and the applications of this unique coil.

What do worms eat? Kids find out what kinds of rotting leaves and vegetables worms prefer in this cool compost science fair project.

Science fair project that determines whether cooling eggs helps them be peeled more easily. Compare the time it took to peel each egg.

This classic children's game demonstrates how sound travels through air vs. through a solid.

Study the anatomy of the brain and the functions of the corpus callosum. Research split brain surgery and its impact on advances in neuroscience.

This science fair project compares the abilities of men and women to understand subtle communication through body language.

This science fair project idea models industrial oil spills and determines if they have an impact on wildlife living beneath the surface of the water.

Research hemispheric brain dominance in order to determine if you have a dominant side. Test foot, ear dominance. Record observations.

The objective of this science fair project is to determine the rate at which participants can respond to different patterns.

This science fair project idea explores which is better for diffusion and cell absorbing, more surface area, or more volume.

Science fair project that determines whether mass and weight are the same or different.

Science fair project about different digital image file types, compares different encoding algorithms used to compress the data.

This science fair project idea examines if there is a reason that musical notes are at the pitches they are.

This project examines whether people's taste perception is influenced by what they see.

Determine how proficient you are at making estimations and learn how to make more reasonable estimates.

In this "paper and pen" science fair experiment, students will research the difference between standard time and astronomical mean time.

This project leads to an understanding that a whole may be built of smaller parts that fit and work together and provides an introduction to basic tools.

What happens when "coffee-addicts" miss coffee for 1 day? Find out in this science fair project idea!

Students will investigate the illumination durations and intensities of different luminous substances of different colors of the spectrum.

Check out this cool middle school science fair project idea to determine if shopping carts are really carriers of harmful bacteria.

This science fair project idea investigates whether plants can survive being frozen.

Examine spreadsheet functions and design a new way to utilize spreadsheets. Analyze a spreadsheet program to familiarize yourself with its capabilities.

Administer IQ tests to volunteers. have one group practice typical IQ test problems. Then compare results of the two groups.

Marshmallows are made of sugar, water, and air pockets. Since the marshmallow is flexible, will air pressure cause it to expand when heated in a microwave?

Salmonella and E.coli are common food contaminates. This experiment measures the time it takes for E.coli and Salmonella to reach hazardous levels in fish.

Look for a correlation between temperature and the intensity of cricket chirping. Measure ambient temperature and sound intensity in decibels.

Science fair project that examines the physical features of elephants and butterflies and draws conclusions about their similarities.

This science fair project explores how salt and sugar affect the melting rate of ice in water.