NASA teacher's guide to building a Winogradsky Column to study microorganisms. When this guide was first released, students were invited to participate in two webcasts with NASA scientists. The conversations from those webcasts are...

Learn about all the different levels of ecosystems, from the living things under a rock, up to a rainforest biome. Explains the levels of organization within an ecosystem, the different types of biomes, food chains and trophic levels,...

Despite seventy percent of the world's surface being covered with water, there is a potential shortage of this natural resource. Only a small percentage is fresh water and much of that is inaccessible or threatened. Learn about fresh...

Learn about the different kinds of forests, how forests are structured, their importance, deforestation and its impact, forest degradation, and what individuals can do to protect forests.

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

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...

If you like to play Tetris then you might like this project. You'll learn something interesting about the mathematics of complex shapes.

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....

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...

Article reports on a new study that claims that the energy released from asteroid collisions may have sparked life on Earth. Includes a list of key vocabulary.

A question-and-answer site giving information about the Anasazi, an ancestral Pueblo people. There is a discussion of their languages, farming methods, architecture, and use of astronomy.

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...

This Daily Teaching Tools resource provides a series of five graphic organizers that help with organizing time.

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

The resource assesses students on British and metric conversions. There are tutorials on metric units, length, mass, volume, English units, symbols, and temperature. There is also an introduction and an interactive activity to test the...

[Free Registration/Login Required] This two-page PDF nonfiction passage entitled "Volcanoes: Magma Rising: Studying Volcanoes" discusses how they study volcanoes to learn how they work. It is part of Paired Texts: "Volcanoes: Magma...

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.

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.

Students will create a food chain model and use it to describe the movement of matter among plants, animals, decomposers, and the environment. Resources include a detailed lesson plan, student handouts, pictures of a completed chain,...

Individual or classroom activity helps students understand the solar system because they can visualize it. Extension resources are included.

A tutorial that looks at the components within a galaxy such as gas, dust, stars and objects that orbit stars. A PDF file of the tutorial is available.

A tutorial that describes the five factors that determine the weather in a particular place and time. The factors discussed in this tutorial are air temperature, air pressure, humidity, wind, and precipitation. A PDF file of the tutorial...

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