Can a horse lead itself to the carrot? Train your horse with carrots and boxes and test horse memory in this fun zoology science fair project.

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

This science fair project explores how osmotic pressure forces water through the root up into the plant.

Collect meteorite dust with a magnet in your very own backyard! The objective of this science fair project is to gather meteorite dust to study outer space.

Certain fruits can change gelatinâs ability to set. In this experiment, kids will discover what happens when gelatin meets pineapple enzyme.

Find out whether soil amendments can improve soil conditions and help you grow a bigger beanstalk in this ecology experiment!

This fun experiment provides a concrete and visually striking illustration of photosynthesis.

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!

The goal of this science fair experiment is to demonstrate the effects of air pressure on objects and analyze applications of air pressure principles.

In this project children practice the scientific method while playing with puffy paint.

In this plastic wrap science fair project, you'll learn about polymer permeability and find out which plastic wrap keeps food from dehydrating best.

Gymnosperms are coniferous trees that reproduces using pine cones to spread seeds. Check out this simple pine cone experiment to learn about the process!

This science fair project idea investigates the hardness property of minerals.

In this popcorn experiment, students can explore how two things made out of the same material can have very different appearances and densities.

Ever wonder why refrigerator lights turn off when you close the door? Does the darkness prevent food from spoiling? This experiment, determines just that.

This study evaluates if electronic devices commonly found in most households emit radiation, and if they do, how much?

The purpose of this study is to determine if people can tell the difference between organic and conventional food from looking at, smelling and tasting it.

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

In this free science fair project idea, we learn about surface tension and how it can support mass—in this case, a floating paper clip.

In this simple circular motion experiment, you'll observe tangential velocity and learn about how acceleration and centripetal force affect an object.

This science fair project idea explores how enzyme inhibitors, active sites, non-competitive enzyme inhibitors, and substrates work.

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

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

Will storing cucumbers and tomatoes in the fridge destroy their unique flavors? Find out in this science fair project idea!

This science project uses Mohsâ Hardness Test to show kids how to compare the hardness of different types of minerals.

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

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

Step into the fantastic world of colors with a project that explores what shade you -- and your friends -- like best.

This science experiment has students test whether a snail moves faster on concrete or dirt.

This science fair project idea examines whether adding gelatin causes a solid to have a higher melting point and/or melt slower.