Discover whether the â5-second ruleâ is effective at determining whether food is still safe to eat after being dropped on the ground.

This project compares the strength of one, two, and three-ply toilet paper.

Study the effect of music on blood pressure. Compare blood pressure readings before and after the listening session. Analyze results, write a detailed report.

The objective of this science project is to determine the length of time for different seeds to germinate.

In this project, you will observe and record changes in sunspots over two weeks.

You've heard all about oil spills, but can they really be that bad? After all, vegetable oil is in almost every yummy baking good from cookies to brownies.

In this science fair project, students discover how sedimentary layers form as sediments like mud, silt and sand settle over time.

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

The goal of this evaporation experiment is to learn about how different external conditions affect drying time.

This science fair project evaluates which sense produces the fastest response time: hearing, touching, smelling or seeing.

This science fair project idea determines what factors influence an individual's reaction time using a web-based timed reaction test.

This basketball project explores the best way to make the perfect shot every time.

This science fair project idea explores whether a sundial is as accurate as an atomic clock when telling time.

This science fair project idea focuses on two classes of sugars monosaccharides (fructose) and disaccharides (sucrose or table sugar).

Science fair project that measure winds speed, temperature, and time of day in order to determine the origins of the wind.

Create your own light bulb and test filaments of different thicknesses to see which keeps the bulb burning for the longest time.

This science fair project compares the allelopathic affects of juglone, a chemical agent produced by the Black Walnut tree, on two plants.

Enter the buzz worthy world of bee watching and find out what time bees like to wake up!

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

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

The objective of this science fair project is to examine the effects of temperature on salt and water solutions, as they form crystals over time.

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

This science fair project idea investigates how the height at which a pendulum is released affects the length of time it continues.

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.

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.

Monitor the impact learning how to play chess has an academic performance. Divide subjects into two groups compare GPA

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 helps to investigate how much water can a plant take up and release in a certain period of time through the process of transpiration.

This science fair project determines which of two chemical agents can be used to release the drug (tea) from hydrogel crystals.

Time to look at our faces! Are they symmetrical or asymmetrical? Find out in this science fair project idea.