This project explores whether nails, toothpicks, straws, or pen nibs are best for applying ink to paper.

Science fair project that uses muriatic acid to develop fingerprints that would otherwise be invisible.

This experiment will explore the possibility of creating an infinite object by hand.

Find out if most people can distinguish the difference between tones on different instruments.

This science fair project idea demonstrates the process of land erosion.

Examine how a battery can be made from everyday materials.

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

Will potatoes spud or sprout faster in dry, dark, or cold conditions? Find out in this science fair project idea!

This science fair project determines if the allelopathic chemical produced by the black walnut tree biodegrades immediately or persists over several days.

In this microwave plant experiment, find out whether microwave radiation will affect radish seed germination. Will it help or hinder the plants' growth?

Determine how proficient you are at making estimations and learn how to make more reasonable estimates.

This science fair project idea quantifies exactly how accurate the cricket thermometer is.

Play with balance and simple engineering as you hurry to create a sturdy rock tower.

With Halloween right around the corner, find a way to use your brain and reward your tummy with a new type of science -- candy science!

Examine the impact of insecticides on plant growth.

In this experiment, your child will create two compost bins and see if he can determine what attracts fruit flies.

Does skin thickness really decrease fruit spoilage? Find out in this science fair project idea!

Can you stain teeth with tea, coffee, or coke? Explore how in this science fair project idea.

This science fair project idea determines if the color of light affects the growth of plants.

Science fair project that examines the biodiversity of ant populations in various locations.

Bake some cookies with an oven that collects sunlight and traps the shorter wavelengths (heat!).

Which sunscreen is most effective at blocking the sun's harmful UV rays? Test the SPF of various sunblock brands in this cool science project!

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.

This science fair project explores different types of endangered frogs, and why some are endangered while others are not.

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!

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.

This science fair project idea experiments with spinning color wheels and optical illusions.

Science fair project that determines whether moths are attracted to one color of light more than others.

Discover how to make fake snot with this cool science fair project idea to learn about polymers, enzymes, and more.

Science fair project which determines if plants really do need water to grow, or whether they just need to be kept wet.