The element lead is a neurotoxin that is particularly dangerous to young children. Among other uses, lead compounds were common paint additives until being phased out for safer titanium-based additives beginning in the 1960's. Lead...

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]

A comprehensive guide to teaching Beverly Cleary's Ramona books. Includes material available as web pages as well as PDF formats. Also provides the words of Cleary herself when discussing characterization, as well as some unforgettable...

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

[Free Registration/Login Required] This is a five-page PDF fiction passage entitled "Amy's Halloween Secret" followed by 10 reading comprehension questions. Click on double arrow on the top right to download, print, or make full screen....

[Free Registration/Login Required] This PDF passage "If Rocks Could Talk!: Obsidian" from the American Museum of Natural History features an interview with an igneous rock named Obsidian. It is part of a paired text with "If Rocks Could...

Several lesson plans available for grades K-8 that take a look at math and art. Each instructional activity includes printable resources, glossary of terms, an artist biography, and national math and visual arts standards.

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.

The purpose of the lesson is to introduce students to what causes wind and how it can be measured. Students will create a wind gauge and collect data on "wind speed". Detailed instructions are included as well as examples of the lesson...

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.

The BMW Group offers interactive, fun, easy-to-use resources for teachers, parents, and students to help find ways to keep safe on the streets. Provides safety tips, activities, and quizzes that help you learn to be safe whether you are...

See how the human heart moves blood through the body in this animated feature from the NOVA: "Cut to the Heart" Web site.

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.

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...

Learn about fish from around the world. Varying species, their biology, role in the environment, human cultural significance, as well conservation issues.

This article defines "environment" as a collection of animals and plants in a specific landscape and climate. The concept of differing types of environments is introduced. The impact of humans on environments and all environments'...

The bald eagle is a predatory bird that lives in North America. This article discusses bald eagle hunting habits, habitat, life cycle, diet, anatomy and mating habits. The concept of the food chain is introduced and is used to explain...

Activity investigates weight and its relationship to gravity.

Learn how heat energy can be produced by mechanical and electrical machines.

Understand that the moon shines by reflecting sunlight.