Explains different kinds of energy, covering kinetic, potential, gravitational, mechanical, sound, thermal, chemical, electrical, and radiant energy. Also looks at storage, transfer, and dissipation of energy. Includes a short...

Learn all about clouds, how they form, the different types, and how they can be used to predict the weather.

Looks at air pollution, its causes and impact, common pollutants, and what individuals and governments can do to combat it.

What is light pollution and why should we care about it? Learn what it is, the different types, sources of this type of pollution, the impact it has, and ways to combat it.

Explains how cancer develops and spreads, some causes of cancer, different types, how it is diagnosed, signs and symptoms of cancer, treatments, and tips for preventing it.

This site contains lessons using Geometer's Sketch Pad for elementary and middle school aged students.

Did you ever wonder how yeast makes bread dough rise? This project will show you what yeast does to make this happen. You'll also investigate the conditions yeast needs to grow.

The human immune system has various ways of responding to an infection caused by bacteria or viruses. Our bodies produce proteins (antibodies) that are highly specific for the infectious agent as a part of our "humoral" immune response....

If you look carefully, you could find dozens of similar interesting phenomena that are all linked to the surface tension of water. Here is a project that will help you understand and measure the properties of water surface tension.

In this lesson, Ralph Fletcher's writing style is introduced to student writers. Students will write a rough draft about a time they ate, or a time when they saw someone else eat, something unusual. Then students will read and analyze...

On Sunday, November 4 at 2 a.m, clocks in U.S were set back by an hour as Daylight Savings came to an end. What is DST? Who first proposed the idea? Is it practiced around the world? Let's take a look in this video. [0:37]

Explore aspects of African music as reflected in the songs and music of slaves who lived in coastal South Carolina.

This expansive unit created by McCracken County Schools focuses on the properties of matter. Multiple lessons focus on the concept of scientific modeling of matter particles. Included in this unit are various activities to reach all...

Learners conduct a hands-on investigation to determine how matter, changing state, effects the property of weight. Students will collect data and graph their results. Resources include step by step instructions, a data worksheet, videos...

Students will build a food web diagram and illustrate the movement of matter through a series of food chains. Resources include detailed plans, examples of student work, videos of the lesson in action, and sample food webs.

Learn about the celebration of the Chinese New Year. Information is provided on Chinese New Year foods, decorations, taboos, and superstitions.

Detailed instructions, with photographs for every step, for how to build a coral reef diorama.

A lengthy list of geometry terms arranged alphabetically. Includes labeled illustrations and definitions for each.

Learn about food safety and keeping healthy on the FDA Kids' Home Page. This site includes colorful graphics, great information, and it is easy to navigate.

A hands-on lesson plan for helping young scholars understand simple circuits, series circuits, and parallel circuits, and the differences between the three.

Temperate forests cover much of the Earth. Temperate forest ecology is described as well as the importance to all animal and plant health. Human impact on temperate forests around the world is discussed.

Seals are mammals that live parts of their lives on land and other parts entirely in the water. They breed and care for their babies on land, but spend most of their lives in the ocean. This article provides an in-depth look at these...

This article introduces various species of salmon, breaking them into two groups - Pacific and Atlantic Salmon. Salmon habitat and life cycle are described. Concepts of spawning and food chain are explored. The issues of human activities...

Praying Mantids are excellent hunting insects found throughout the world. Various species of mantids, their life cycle, hunting habits, and habitat are described.