In this experiment you explore how tectonic plates move to create land and expand bodies of water.

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

This science fair project idea investigates the difference in reaction times between boys and girls.

This science fair project idea determines which method of hand cleansing is the most effective.

This science fair project idea measures out the sugar of various foods and find out whether people can correctly determine how much sugar is in common foods.

Kids build a desert food chain, desert food web, and desert food pyramid in this cool science fair project to learn about trophic levels and consumers.

This science fair project idea explores whether it is easier to balance on a narrow ledge or on a rope.

This science fair project idea examines the reason boats are shaped and engineered.

Can you increase the light and plant growth in your garden using mirrors? In this experiment, measure light reflection and find out!

Science fair project idea that examines different physical characteristics of a chosen animal. Make educated guesses about evolution based on animal's form.

This science fair project idea explores if the length of the string that an object is suspended on has an effect on how fast or slow it swings.

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.

In this cool science fair project idea, kids conduct the ruler drop test on volunteers to determine whether reaction time can be improved with practice.

This science fair project idea explores plant growth from a bulb, root, and a stem and investigates asexual plant reproduction.

This project determines what category of person is most likely to be ticklish.

This experiment has students record rat behavior to learn about the benefits of rats and research rat myths throughout history.

Stories change as you retell them. The objective of this science fair project is to demonstrate how information gets interpreted, distorted and changed.

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

Find out whether packaged seeds actually do expire in this new science fair project idea.

Watch pre-packaged seeds and seeds taken from inside fruits and vegetables grow. Which ones will grow faster? Read more in this science fair project idea.

The goal of this science fair project is to analyze differences between the taste and texture of frozen and fresh food.

4th graders construct an ocean food web to learn about consumers and trophic levels, food webs, and food chains in this cool ecology science fair project.

The purpose of this science fair project is to study the properties of sugar and examine individual preferences for sugar and other sweeteners.

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

Would it hurt to skip brushing your teeth just this once? Let's find out by seeing which foods produce the most mouth bacteria.

The objective of this science fair project is to analyze the effects of salinity and temperature on water.

Is cleaning with lemon effective? Get ready to give this science project some elbow grease and find out if acidic lemons can be used as a cleaning agent.

Would your dog prefer homemade or store-bought food? Raw or cooked? Test your dog's preferred diet in this fun experiment.

In this pinto bean germination experiment, you'll learn about how fertilizer aids in growing pinto beans into seedlings.

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