Should you use âFITâ Fruit and Veggie Wash or plain water to wash your produce? Find out in this science fair project idea.

This science fair project idea demonstrates how our fingers prune when in water.

Bring the fun of gardening indoors! By stuffing a simple pair of pantyhose with a few grass seeds on top, your child can grow her very own plant pet.

This science fair project idea assesses the effect of music on work performance.

You've heard the expression "burn rubber" but do you know how heat affects rubber? Examine the impact of temperature on rubber in this fun science experiment.

In this cool elementary school science fair project idea make a model to learn what happens to the Earth's surface when ice moves over land.

This science fair project idea explores whether a person's ability to see under very dim lighting conditions diminishes with age.

Science fair project that tests how well various sunscreens protect skin from the sunâs ultraviolet radiation by measuring their effect on sun-sensitive paper.

Build basic projector out of ordinary materials. Create several color transparency slides, demonstrate your creation.

This science fair project idea tests whether tall people have the ability to swim faster than people of average and shorter heights.

Learn whether dark green and leafy veggies tend to have a higher Vitamin C content than lighter green varieties.

In this science fair experiment, students learn about the scientific principles behind Doppler ultrasound.

This science fair project examines discover whether different formations of deodorant works better for certain skin types.

In this science fair project, students examine under what conditions individual plants release seeds and how far the seeds are released.

Create a mini plant habitat with your kid to help teach him what it takes to make an ecosystem work.

What can you do with hair after its cut? This science project teaches you practical uses for human hair.

Check out this fun science fair project idea to explore the process of diffusion in a cell and learn the difference between osmosis and diffusion.

This fun elementary school science fair project idea helps students in designing an amusement park using their knowledge of forces and simple machines.

Science fair project that determines whether tapping a pomegranate with a spoon helps it release its seeds.

This science project challenges students to study the salt content in tap water and learn about electrochemistry.

Your kid will delight in creating an extraterrestrial vehicle from goods found around the house. There's no telling where her imagination will go!

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

Free science fair project idea that examines the differences between cats and dogs. Analyze objective qualities rather than subjective ones.

This science fair project idea investigates how optical distances change the apparent size of an object as seen through a magnifying lens.

The objective of this science fair project is to experiment with balancing everyday objects and observing the the effects of gravity on materials.

Demonstrate how we are able to locate sounds, echolocation. Have a blindfolded subject locate you by the sound of your clapping.

This science fair project determines whether the types of plants growing in a Pacific Northwest rain forest environment are influenced by the soil acidity.

Using simple materials found around your home, you can reinforce the static electricity concept by helping your child build a simple device with zapping power!

Based on the concept of water's "freezing point," this activity entails the lowering of water's freezing point to chill ice cream!

Check out this cool science fair project idea on spectrum spinners and investigate how certain color combination can produce other colors.