This science fair project idea demonstrates sonar mapping of the ocean floor.

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.

Kids are sure to be entranced by the magic of the ocean when they create their very own ocean in a bottle.

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.

Why doesn't the ocean freeze? Students answer this question by simulating the chemical composition and temperature of arctic waters in their own home.

Make sourdough bread...and learn some colonial history and modern science in the process!

This activity will help your child review science concepts, learn new ones, and become familiar with examples of various concepts in science. Plus, it's fun!

How sensitive is your skin? Here's a fourth grade science experiment that lets your child figure it out.

What causes sound? Here's a simple science experiment that adds a visual element to the science of sound to help kids better understand this tricky concept.

Introduce your child to science with something they see everyday--their shadow!

Kids will discover the meat science behind the meat they eat, and find out how to use safe chemistry to make meat more tender.

This recipe makes bubbles that not only blow up nice and big, but do tricks and experiments! How do you do it? It's not a secret, it's science!

This science project has students study the idea of human beauty.

Here's a fun activity that will have your child researching, collecting, and charting plant specimens from the neighborhood.

Want to get your bookworm interested in science? Check out this cool activity that teaches kids how to write science fiction!

Can't make it to the beach? Bring the science of ocean waves home with this fun earth science-related craft.

This easy Halloween-themed science experiment for first-graders is perfect for chilly October afternoons or great as a Halloween party activity.

Learn about the effect of artificial light on plant growth versus natural sunlight and delve into some biology and botany concepts in this science project.

Bring back the groovy memories by making shrinky dinks using household materials, while learning about the science of plastics. Here's how to get started:

With Halloween right around the corner, find a way to use your brain and reward your tummy with a new type of science -- candy science!

After completing this fun science project, your child will have a better understanding of plants, and they may even develop a green thumb in the process!

This science fair project examines whether ocean water can be made safe to drink.

What are the effects of colored light on plant growth? Explore plant behavior in this cool botany science fair project and learn about phototropism!

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

What's a liquid? What's a solid? What better way to experiment than by turning a childhood favorite, ice cream, into a homemade science lesson!

Science fair project which examines the chemical reaction of a candle flame with various gases in order to determine the identity of the gas.

Make a kindergarten "discovery table" that reinforces both science and writing skills. Here's how:

This science exploration lets your first grader see how eggs can provide a perfect environment for a living, growing creature.

First graders are learning to think like scientists. What better place to start, then by raising tadpoles? This hands-on activity explores science in action!

This science fair project tested various nose cones to determine which would be the most ideal shape for propelling a water rocket.