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

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.

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

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

The objective of this science fair project it to determine whether adding ethanol alcohol to gasoline slows the run time of a motor.

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.

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

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

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

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.

How do crystals form? In this science fair project, students will use three different saturated solutions to see how different minerals form crystals over time.

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.

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.

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

Investigate how to keep your fruit fresh for longer. The purpose of this science experiment it to determine which kind of bag best preserves fruit.

Check out this fun science fair project idea to learn about seismic waves and how fast they travel during an earthquake.

In this cool experiment, learn about the forces of resistance in a liquid and race marbles in a cylinder to find out which fluids have a high viscosity.

Measure the speed of the earth's rotation using protractors and meter sticks. This science fair project measures the angle of the sun in relation to earth.

Determine if left-handed people have faster response times.

The objective of this free science fair project is to examine the way in which the phases of the moon affect circadian patterns in mammals.

Determine the efficiency of multi-tasking by comparing how long it takes students to complete different tasks. Collate data, complete Summary Chart.

The objective of this experiment is to evaluate which types of people are most impacted by the McCollough effect.

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

This experiment will explore the best way to create a perfect soft-boiled egg.

This social science experiment assesses whether the timing of peak mental performance shifts from afternoon to morning as we age.

In this physics project, you'll learn how to find the maximum height of a projectile using some math and trigonometry.

The objective of this project is to evaluate whether a top will spin at different rates during different phases of the moon.

In this science fair experiment, high school students fit the growth pattern of bacteria to a mathematical model and predict future colony expansion.