The objective of this science fair project is to determine the rate at which participants can respond to different patterns.

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

This fun middle school science fair project idea helps student discover the concepts behind deep sea diving and how Cartesian divers work.

Check out this fun science fair project idea for middle school students to learn about the effects of temperature on the density of a gas such as air.

Use a dichotomous key to identify plants or animals.

Think about the adaptive utility of an important aspect of our physiology.

This science fair project idea recreates the movement of planetary bodies in order to learn why they sometimes appear to move backwards.

Explore this fun middle school science fair idea to learn about photosynthesis and the key role of light in the growth of green plants.

Science fair project which simulates the global conveyor belts on a small scale, and observes the effects of wind, density and temperature on water movement.

Milk is made of water and fat; but how can you separate the two? Find out in this color changing milk experiment.

This science fair project idea examines reptile behavior and to determine whether reptiles are more active during warmer temperatures.

Kids use applied math to build and test a parabolic mirror solar hot dog cooker in this cool engineering science fair project idea for middle school.

Explore the neural and mental mechanisms at play in mental imagery.

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

Determine if certain colors of light are more effective for photosynthesis. Plant seeds in cardboard boxes with different light, record visible growth.

Science fair project that studies how the brain transforms man-made symbols into meaningful concepts.

This science fair project idea measures the growth of bread dough and finds out how long it takes for the dough to stop rising.

Science fair project which measures the shadow cast by a meter stick at various times in order to predict the circumference of the earth.

How fast does light travel in different mediums? Kids conduct a cool refraction experiment in materials like water and air for this science fair project.

The objective of this science fair project is to determine whether there are gender differences when boys and girls view optical illusions.

The objective of this science fair project is to explore the relationship between acidic and basic compounds.

Look for correlation between pH values of commercial soaps and detergents and manufacturer claims about eye irritation hazards.

Determine which environment keeps an ice cube frozen for the longest duration. Inspect and record your observations when cubes melt.

This project examines the affect of temperature on viscosity and surface tension of different liquids.

Read on this high school science fair project idea to get basic information on the process of heat transfer and the conditions under which the transfer occurs.

Get a cool middle school chemistry project idea on how to determine whether a physical or a chemical change has taken place.

Test products which claim to reduce wrinkles, and determine which is the most effective. Test effectiveness over three weeks, using a sample of volunteers.

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

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

Check out this fun middle school science fair project idea on Newton's third law of motion and how you can change the speed of a rocket.