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.

In this free science fair project, learn how to separate salt from water using heat. A great science project for elementary school kids.

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.

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

Does your middle school teenager have good reflexes? Gauge his reaction time in this science and math activity that requires only a yardstick and a friend.

This cool and easy elementary school science fair project idea provides the basic information on the use of our senses to experience the world about us.

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

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!

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

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.

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.

Your child grows a green thumb and flowers with this seed planting activity that also celebrates the 100th day of school!

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!

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.

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!

The goal of this golf science fair science fair project is to determine whether the temperature of a golf ball affects its elasticity and its rebound.

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!

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

In this open-ended activity, students will be given a small quantity of three types of materials and asked to design a prototype for “something that will improve the school.”

This is a quick, easy science fair project that conveys the idea of density to preschool and early elementary children.

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!