This is a quick, easy science fair project that conveys the idea of density to upper elementary students.

What is vegetative reproduction? Find out how you can clone plants and regrow cabbage from a stem in this cool experiment!

Check out this cool science project idea to explore how temperature creates annual rhythms that govern plant growth.

Can you increase the light and plant growth in your garden using mirrors? In this experiment, measure light reflection and find out!

What's the relationship between temperature, air humidity and static electricity? Kids will find out with this free static electricity science fair project.

In this project, create and examine garden mulch to find out what critters live in the messy, muddy layers just above the soil.

Learn how to use the Punnett Square to predict the gene combinations of dominant and recessive traits in this fun and easy genetics science project!

In this free science fair project idea, kids will conduct an easy electrolysis of water experiment to test solutions of salt, baking soda, tap water, and more.

Will people still feel hungry once they eliminate grains from their meal? Find out in this science fair project idea!

Science fair project which helps you determine your latitude by using an astrolabe, which measures the angle between the North Star and the horizon.

This experiment explores the most common colors that appear among a sample of crossbred guppies.

Learn about our cognitive capacity of attention and to learn about factors that influence attention.

In this science fair projects, students will grow out the bacteria that collect on air conditioner filters.

This experiment will explore if magnetism has any effect on the regeneration abilities of flatworms.

The project is to investigate yeast fermentation and its results on hand of latex balloons.

How does a flashlight work? Kids will make a complete circuit and explore how voltage contributes to brightness with this science fair project idea.

Science fair project which evaluates different athletic shoes in order to find out whether any of them affect a person's ability to run.

This science fair project idea addresses tempo, and whether faster or slower music works better as a study aid.

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

Find out whether pacing in long-distance running actually acquires for drastic changes in finishing times versus running super-fast at the start.

Can the force of air be used to propel a vehicle? This science experiment provides step-by-step instructions to help you answer this question.

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

This science fair project determines what effect substances have on ice, and which of these products most effectively melts ice.

Demonstrate and describe acid-base reactions of baking soda and baking powder by making pancakes.

Examine the impact of insecticides on plant growth.

Find out whether packaged seeds actually do expire in this new science fair project idea.

Determine which video game elevates the heart rate best and burns the most calories.

Explore which teeth-whitening products work best - Whitestrips or Whitetrays.

Observe if dissolved aspirin will help plants grow healthier and faster in this science fair project idea.