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

The purpose of this project is to determine if there are fluctuations in the rising and the setting of the sun and the position of the earth as it rotates.

The purpose of this science fair project is to explore whether UV light passes through some colors and not others by looking at blue, red, purple, and clear.

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.

This science fair project challenges students to research vortices occurring in nature and then create their own vortex.

Measure the effectiveness of detergent containing a UV-absorbing compound in blocking UV-A radiation. Use black light and UV detecting beads.

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

It's rhyme time! With this science fair project idea, your child will find out which words can be considered easy rhyming words, and why.

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

The goal of this science fair project is to demonstrate the effects of oxidation by writing a message in invisible ink made from lemon juice.

This science fair project idea explores whether it is easier to balance on a narrow ledge or on a rope.

This science fair project idea investigates how different disinfectants work in killing germs.

This experiment explores whether music affects the growth of bacteria and could help figure out better ways to process sewage and other microbe-assisted duties.

Research optical illusions and human auras. Understand why the probable cause of perception is mach bands.

Science fair project in which you will attempt to throw a ball the greatest horizontal distance possible by using different angles.

In this science project, young children observe, record, and create collections of colors in their world and increase their powers of observation.

Analytical chemists perform chromatography to separate colors into pigments. Test the food coloring used in M&M's and Skittles candy in this fun project!

This science fair project idea determines an average personâs ability to use their anaerobic power system over a period of 2 weeks.

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.

What is a compound microscope? Kids find out by making one of their own in this cool science fair project.

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.

Would you be able to tell the difference between colored contacts and natural eyes from a normal distance? Find out in this science fair project!

Get a cool science fair project idea for middle schoolers on the effect of adding sugar to the growth of green plants.

This science fair project idea shows how a vibrating object transfers energy to whatever it touches.

Study the life cycle of the common blowfly as it relates to forensic investigation. Record the first time you see flies, maggots, and eggs.

In this science fair project, kids measure how weather conditions affect how fast a puddle evaporates.

This science fair project idea determines whether land or water warms more quickly and investigates how solar radiation increases the temperature of surfaces.

How do search engines work? What makes various search engines different? This project delves into the world of web crawlers, caching, indexing and algorithms.

This project examines the vulnerability of fruit flies, Drosophila melanigaster, to irradiation. Will exposure result in mutations?

Science fair project which examines the relationship between frequency of spider web vibration and spider's response time.