Grow potatoes in a plastic bag—easy to grow and harvest, and yummy to eat!

Science fair project which determines whether the size or the thickness of a piece of paper has an effect on how many times it can be folded in half.

This science fair project uses paper chromatography to investigate whether black, brown, orange, and purple are pure colors or mixtures of other colors.

Find out whether a longer airplane will fly farther or a wider paper airplane.

This experiment explores whether reading text on a computer screen or type on paper leads to better retention of the information read.

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

What causes the seasons to change? Kids find out by modeling the earth's tilt using a globe, flashlight and graph paper in this cool science fair project idea.

Help your kindergarten science maven explore the water cycle without getting everything wet.

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

This science fair project idea investigates if fats add to the flavor of food.

This project investigates the affect of storage temperature on microwave popcorn.

This science fair project idea examines which type of insulation holds in the most heat.

On the next chilly, winter day, invite your fifth grader to make a hand warmer by experimenting with the loaded combination of a few natural ingredients.

How greasy are your potato chips? Students will use a reliable method to quantify greasiness and compare different brands in this great science fair project.

This science fair project idea highlights decomposition rates by comparing how long it takes an item to decompose in a compost pile vs. a landfill.

Celebrate autumn with a seasonal bash. Welcome the fall with a festive party for your little one and her friends, full of crafts, snacks and fun games.

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

Get your hands on a concoction that breaks the rules about what's a solid and what's a liquid.

This science fair project examines how seeds hitchhike on animals and clothing.

Get this cool science fair idea to explore how arctic tundra animals change their behavior and adapt to survive in long, cold winters.

Learn all about balance and motion as your child designs a corn maze!

This science fair project idea researches the different layers of the atmosphere and creates a visual representation of the atmospheric layers.

How does distance affect the spreading of light? Kids see diffraction and the inverse square law of light in action with this great science fair project idea.

April showers may bring May flowers, but your child can preserve the beauty of spring's bounty all year long with this simple craft project!

Try hammering some plants with your kids to teach them a valuable lesson in flower science while making beautiful artwork in the process!

Have you ever noticed the ridges on a dog's nose? In this project, we take several dogs' nose prints and discover just how unique they are!

Believe it or not, images that are cast upon your eye's light-sensitive screen (called the retina) are upside down. Here's a fun, fast experiment to prove it!