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Ever wondered how a plant drinks water? This science project will teach you how and help you create a beautiful floral display!

This science fair project idea investigates the ability of different whitening toothpastes to whiten teeth.

This science fair project idea investigates how magnetism can defy the force of gravity.

This science fair project idea explores how the shape of a boat affects its density and how much weight it can float.

Did you even wonder why some rocks are round and smooth while others are broken up into small pieces?

This science fair project teaches students the differences between fruits and vegetables.

Gather some friends for a bubbly soda taste test do determine calories' role in your favorite drinks.

In this free science fair project, build a star clock and learn how to tell time on a clear night by observing the big dipper!

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

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

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!

Science fair project that examines the behavior of water and gravel in creek beds and the formation of sedimentary rocks.

What is persistence of vision? With this hands-on science fair project idea, students will demonstrate this cool and dramatic phenomenon in their own classroom.

This science experiment examines the role of fat in food, especially in making bread rise and whipping cream.

Kids discover what a homogeneous mixture is by adding sugar to distilled water and identify the various factors affecting solubility.

Tired of gum with flavor that lasts for just a couple of minute? Put gum to the test with this chewy science experiment!

This science fair project idea investigates how the shape of an object affects drag.

In this science fair project, we'll use a liquid crystal thermometer to find out whether exercising makes a difference in people's temperature.

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 project investigates the affect of storage temperature on microwave popcorn.

How do icicles form and what do they look like? Do this free science fair project and watch the formation of icicles occur right before your eyes.

What animals are most popular? This project affords practice in data-collection, record-keeping and data-analysis through the investigation of this question.

In this experiment you observe and determine how well your cat uses his whiskers to navigate through a maze.

The objective of this science fair project is to observe the differences in heat absorption for darker colors vs. lighter colors.

How powerful is the reaction between baking soda and vinegar? Find out here!

Do you love to make Jell-O? Find out in this science fair project idea if it is possible to make Jell-O with just warm water.

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

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

This science fair project idea determines if the size of the parachute will change the rate at which an object falls.

Crayons aren't just good for creating colorful masterpieces -- they're also great for science!