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.

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

It's the day before the test, and you still have a ton to memorize! Sound familiar? Test memorizing techniques to help yourself out next time.

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.

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

Determine which factors promote the greatest memory interference. Administer test, time how long it takes subjects to complete different tasks.

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

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 free science fair project, build a star clock and learn how to tell time on a clear night by observing the big dipper!

This fun science project explores the climate change over the course of the history of Earth and helps construct a diorama representing a geologic time period.

Observe trends in the properties of writing materials over past 5000 years and extrapolate to future time. Prepare a table that compares writing material.

Research camouflage products and techniques, test quality by timing volunteers. Calculate the average length of time to recognize the subject.

Science fair project that determines how UV radiation emitted by the sun varies depending on the time of day, using a handheld UV detector

Study the effects of wind and temperature on evaporation. Place wet sponges in different environments, check at regular intervals, track time required to dry.

Learn about our response to scents that existed in our environment over evolutionary time and consider why scents might affect our mood state.

Explore whether pianists have the tendency to type faster than non-pianists.

This science fair project idea explores the fastest average speed a human can talk.

Find out the differences (if any) in the frequencies of voices produced from a computer, from a phone, and directly coming out of the voice box of a human.

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

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

This science fair project investigates how temperature of a room affects the burn rate of a candle.

This science fair project idea tests whether it is true that humans are in the morning than later during the day/night.

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

Looking for a project on fossils? Check out this fun science fair project idea to understand the process of coal formation and fossils part in that formation.

When you rub a balloon on your head, your hair stands up; but is that true for everyone? Does hair color affect static electricity?

This science fair project determines if the allelopathic chemical produced by the black walnut tree biodegrades immediately or persists over several days.

The goal of this science fair project was to examine how different angles of decline affect the tipping point of a vehicle.

This science fair project idea examines whether people can decode scrambled messages.

This science fair project compares the allelopathic chemical produced by the Black Walnut tree to a commercial herbicide in stopping the growth of a shrub.

Science fair project that determines which materials cause the most friction by sliding blocks of wood down a ramp.