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This science fair project idea investigates the difference in reaction times between boys and girls.

Research historic methods of food preservation. Analyze alternative recipes and techniques of food preservation. Document success with photographs.

In this science fair project, students examine how temperature affects sugar transport within a plant.

Check out this cool science fair project idea to explore the relationship between pulse rate and blood pressure in healthy people.

This science fair project idea explores whether talking to a plant will help it grow.

Science fair project that examines how to grow bacteria in a controlled setting, using simple materials from around the home.

Determine if âdouble dippingâ chips really spreads more germs than dipping only once per chip.

Is it magic? No...it's the amazing, gravity-defying capillary action experiment! Kids will love this dramatic and enlightening science fair project.

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.

This science fair project idea explores whether it is easier to balance on a narrow ledge or on a rope.

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

The goal of this middle school science fair project is to examine the effect of caffeine on plant growth.

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

Use a dichotomous key to identify plants or animals.

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

The objective of this science project is to investigate patterns in fingerprints among family members.

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.

How is NASA able to launch something into orbit around the Earth? Learn about the relationship between gravity, speed, and orbit in space in this cool project!

The purpose of this science project is to determine whether the amount of air in a soccer ball affects how far it goes when kicked.

This science experiment tests why guacamole goes brown and if leaving the pit in will stop guacamole from turning brown.

How does distance affect the spreading of light? Kids see diffraction and the inverse square law of light in action with this great science fair project idea.

Dig into the physics of pool to explore some cool applied math and learn about what happens in an elastic collision of equal masses.

Check out this fun science project idea to measure the amount of vitamin C in ripe, half-ripe, unripe and stored oranges.

Is there a relationship between caffeine and heart rate? Students will determine the effect of caffeine on heart rate in this fun science fair project.