Determine how salinity affects the circulation of warm and cold water. Note whether the warm water mixes or forms a layer with cold water.

This experiment explores the question of whether age and/or gender play a role in people's ability to remember dreams.

This science project involves comparing the relative effectiveness of salt, pepper and dehydration in food preservation.

What animals are most popular? This project affords practice in data-collection, record-keeping and data-analysis through the investigation of this question.

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.

This project examines which style of central-air system filter traps the most particles from the air.

The objective of this science fair project is to assess the benefits of the game system for improving player performance following use.

This project explores how well couples convey complex emotions such as envy and pride to one another solely through the sense of touch.

Learn about the effect of artificial light on plant growth versus natural sunlight and delve into some biology and botany concepts in this science project.

Do you think heat can affect a plant's growth rate?

Test of the effect of exercise on rote memory. Prepare a single list of 40 randomly chosen words. Have volunteers recall as many words as possible.

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 examines the different composition of fungi and plants.

This science fair project idea determines which flower lasts the longest.

Ethanol can be used as an alternative fuel! The purpose of this experiment is to identify a starch plant that produces the largest quantity of ethanol.

In this fun project, use a memory game to test various age groups and determine whether aging directly affects short-term memory loss.

2011 VIRTUAL SCIENCE FAIR ENTRY: The objective of this science fair project is to develop a microcontroller and circuit that can conduct electricity.

Plants and light seem to be good buddies, but how far does the friendship really go?

This science fair project idea measures physical dexterity as a function of temperature.

Science fair project that determines whether brain size is correlated with intelligence.

Check out this fun science fair project idea to measure bacterial colonies from door handles and explore the effectiveness of different cleaning agents.

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

Soil and energy don't go together, right? That would be as bizarre as a pairing of peanut butter and marshmallows! Well, actually...

In this science fair experiment, kids will use the acid test to discover how to tell one mineral from another.

see whether all liquids evaporate at the same rate. In other words, does water evaporate at the same rate as juice?

Protozoa and ciliate and amoeba, oh my! The objective of this science fair project is for students to use a microscope and identify microscopic life.

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

There is debate about whether chalkboards or whiteboards are better. This experiment explores which leads to better retention of visually-displayed information.

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

Check out this cool science fair project idea that models the behavior of the cold desert plants: xerophytes and halophytes.