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Check out this cool science project idea to explore the differences in feeding behaviors of birds and if other species of birds also have color preferences.

This science fair project compares the allelopathic chemical produced by the Black Walnut tree to a commercial herbicide in stopping the growth of a shrub.

Free science fair project idea that measures change in flexibility with age, using a variety of flexibility tests like Sit & Reach.

Create a double-slit interference out of cardboard. Produce an interference pattern that demonstrates the wave and particle characteristics of light.

Discover whether the color of text correlates with ease and speed of reading.

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

Children will learn all about cause and effect as they experiment with potion-making in this Halloween themed activity.

Will storing cucumbers and tomatoes in the fridge destroy their unique flavors? Find out in this science fair project idea!

This science fair project idea explores whether mint, known for its âcooling sensationâ really does lower temperatures.

This flexible activity for preschoolers features jellybeans, counting, coloring, and the five senses.

Study how we perceive color by exploring optical illusions such as pointillism, digital images, and Ishihara tests.

Science fair project which determines which colors of light allow plants to produce the most chlorophyll. How are color and light related to each other?

This experiment uses personality assessments to evaluate the prevalence of specific character traits in left-handed and right-handed people

This science fair project idea demonstrates that light travels in straight lines and experiments with reflecting light.

In this project children practice the scientific method while playing with puffy paint.

This experiment investigates whether paper color influences people's ability to remember the information that they read.

Check out this fun high school science fair project idea to identify features of a mushroom and learn how do humans use fungi to their benefit?

Looking for a fun earth science project on continental drifts? Check out this fun science fair project idea to explore how Pangaea may have broken up.

This science fair project idea explores if the length of the string that an object is suspended on has an effect on how fast or slow it swings.

Use chemical analysis to identify a variety of mystery powders that look the same but actually have very different properties.

How does a compass work? What's a magnetic field? Kids will build their own compass at home to find the answers in this great science fair project idea.

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

Research hemispheric brain dominance in order to determine if you have a dominant side. Test foot, ear dominance. Record observations.

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.

Kids will learn how to make a thermometer to to explore liquid density in this great science fair project. Which liquids are affected by temperature the most?

Get a cool and easy science fair project idea which helps high school students in understanding concepts behind the working of a microphone.

This science fair project idea focuses on the use a conductivity device to determine the ionic concentrations of hard water.

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.

Check out this science project idea that will have your kid investigate how dots (also known as pixels) are used to create digital photographs.

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