This science fair project evaluates if and how eating a large meal affects ability to perform mental tasks.

Polymers remove oil from contaminated waters. The purpose of this science project is to test the effectiveness of a polymer in cleaning up an oil spill.

The objective of this science project is to determine the relationship between carbon dioxide gas and the temperature of the atmosphere.

Create a soda bottle garden that defies gravity! This hanging terrarium is housed in a soda bottle and perfect for crafty kids with a growing green thumb.

Study the life cycle of the common blowfly as it relates to forensic investigation. Record the first time you see flies, maggots, and eggs.

This science fair project idea explores whether white light can be separated into different colors.

The aim of this science fair project is to study the mathematical construct called magic squares and create a unique magic square puzzle.

Children learn the six parts of a plant...but do they really understand? Try this plant-themed meal plan to bring school science into the home.

Are red apples really sweeter than green apples? The objective of this science fair project is to test the theory with quantitative evidence.

Formulate a hypothesis and use the scientific method to determine the guess what is hidden in a box. Test abilities of volunteers, without opening box.

This winter garden project is just about bomb-proof, and believe it or not, it might even make a great gift. So get craft happy with your first grader!

Is there any correlation between hot tubs and high blood pressure? Kids discover the answer (and its biological basis) in this cool science fair project.

This project examines whether more expensive golf balls translate into better results on the golf course.

Here's an arts and crafts guide for your high-school teenager that'll help her create a naturalist drawing and painting.

Are your taste buds up for the challenge? Put tongues to the test with this science fair project that examines who enjoys sour flavors more, adults or kids?

It's rhyme time! With this science fair project idea, your child will find out which words can be considered easy rhyming words, and why.

Sure, you already know that water is made up of hydrogen and oxygen, but did you know that oxygen levels differ in different types of water?

Your child will learn science and make a fun new malleable toy with this balloon sandbag science experiment.

This science fair project idea determines effective strategies to help students stay awake and attentive.

Become familiar with ratios and learn how to measure the diameter of the Sun and the Moon in this fun science fair project idea.

Uh-oh! Is that a pill sitting on the counter or a piece of candy?

Science fair project that examines how winter storms form and the relationship between temperature, moisture and snow.

In this science fair project, students use hot and cold water to simulate what happens when a warm front meets a cold one.

Science fair project which simulates the global conveyor belts on a small scale, and observes the effects of wind, density and temperature on water movement.

This snowman's not abominable, he's adorable! Your child can bring her very own snowman to life while practicing how to create texture.

Do you think heat can affect a plant's growth rate?

In this 3rd grade science activity, you'll experiment with the little-known fourth state of matter: polymers! Mix borax with white glue and watch what happens.

Learn how to be a bird scientist in this simple project of watching feathered friends in their habitat.

What causes dilated pupils? Young scientists will find out by applying what they already know about changes in pupil size and making models of the pupil.

Science fair project in which you will build your own algae photobioreactor which will meet the physiological requirements of algae for maximum growth.