What chromosome combinations determine a fetus gender? Use probability to think about whether a sperm and ovum will create a male or female in this project.

This science fair project idea discovers if an artificial light source will yield the same plant health and growth rates as light from the sun.

Science fair project examining barometric pressure, and how it can be used to predict the weather. How does atmospheric pressures relate to weather conditions?

How can we describe the relationship of magnetic field strength vs. distance? Kids will find out with this free science fair project idea.

This science fair project idea determines what household items are good conductors of electricity.

The objective of this science fair project is to set up a compost bin to convert food scraps and organic waste.

What heats up fasterâwater or soil? 5th grade students test the specific heat of water against the specific heat of sand in this great science fair project.

What is surface tension? Kids will discover how water-skating insects use surface tension to keep from sinking by making a model water walker.

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

This science fair project idea determines what household items are good conductors of electricity.

Science fair project which determines whether it is numerically possible to be connected to every person on the earth within six degrees of separation.

You've heard all about oil spills, but can they really be that bad? After all, vegetable oil is in almost every yummy baking good from cookies to brownies.

Learn about the effect of artificial light on plant growth versus natural sunlight and delve into some biology and botany concepts in this science project.

Is it amplitude? Weight? Length of string? Kids will discover what factors changing the period of a pendulum depends on in this fun and easy physics experiment.

This science experiment tests if dog saliva can really help heal wounds.

Kids make a paperclip perform an act of magnetic levitation and test how effective various materials are at magnetic shielding in this science fair project.

The purpose of this science fair project is to determine which conditions and materials quicken the composting process to make the best compost.

How well can people recall what they have observed. Test your knowledge in this fun experiment.

Check out this cool science fair project on identifying rocks and minerals for kids.

Learn how to tell time by the sun with this cool science fair project idea that tracks how the accuracy of a sundial changes over time.

Learn how to make a food pyramid with animals in a a coniferous forest ecosystem around your home.

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

Check out this cool science fair project idea to explore which other common animals besides scorpions glow under a UV Black light.

Saturn is the ringed planet in our solar system, a gas giant with rings made of ice and dust. Let's make a cool scale model with an old CD and some glitter!

This science fair project idea determines if crystals will absorb food dye and if colors will mix by the process of diffusion.

Check out this cool science fair project idea to explore the risk of mechanical deterioration of artifacts placed in a storage box due to mold outbreaks.