Learn what renewable energy is, the different types, and why it's important to conserve energy.

Looks at water pollution, its causes and impact, what individuals and governments can do to combat it, and the process of treating wastewater.

This project shows how mathematical probability sometimes contradicts our intuition. Despite the fact that there are 365 days in a year, if you survey a random group of just 23 people there is a 50:50 chance that two of them will have...

Play a great interactive game where you become a fire manager and learn to deal with fire safety. Also, explore the lesson plans for presentation and the classroom.

Contains plans for one 60-minute lesson that teaches about a reading strategy called Character Perspective Charting. In addition to student objectives and standards, these instructional plans contains links to PDF handouts and links to...

Features a collection of hands-on activities, investigations, and explorations designed to engage students in learning about ice, both in the solar system and on planet Earth.

This site features the works of Laura Ingalls Wilder.

The United States Department of Agriculture home page for kids. Links to many activities and learning sites.

Earth Day is a worldwide celebration held annually on April 22nd. The purposes of Earth Day, the history of and the various activities held around the world are described. Activities and projects that can be done daily or year round are...

This interactive activity from the Adler Planetarium explains the "reasons for the seasons." Featured is a game in which Earth must be properly placed in its orbit in order to send Max, the host, to different parts of the world during...

Learn how salt increases the density of water and creates a condition of buoyancy.

For elementary students, this booklet of activities teaches basic money skills and concepts. Includes lesson plans.

A scanned copy of the 1852 publication of Bo-Peep Story Books, a fairy tale book for children.

A scanned copy of the 1852 publication of Chambers' Primer by Reuben Chambers, a reading and vocabulary book for children.

A scanned copy of the 1852 publication of The Doll and Her Friends by Julia Charlotte Matiland, a fiction book for children.

Sign up to receive postcards by e-mail from a teacher and a photographer who are touring America. Share their thrill at each new site they photograph while discovering America.

An overview of Japan's climate and its four seasons of weather.

Comparing and contrasting works and looking for underlying themes and messages are at the heart of this multicultural lesson plan. Provides links to several background resources, and suggestions for assessment.

A set of illustrated fact pages, and some activity sheets, on coral reefs, tidal pools, and ocean ecosystems. Find maps, graphic organizers, and a movie link to tidal zones. Hyperlinks to specialized vocabulary words are also provided....

Study a Corythosaurus up close with this concise resource from the Carnegie Museum of Natural History.

Duke University has established the Center for Inquiry-Based Learning. It serves to enhance math and science lessons. Click on Resources for good examples of Inquiry-based lesson plans.

Read the story of John J. Audubon (1785-1851 CE), a talented man who grew up in Pennsylvania and dedicated his life to the study of birds.

Here you will find a variety of facts about the geography of the state of Montana. Find out the geographic center, total area, elevations and much more.

Students will be using live data about volcanoes and earthquakes to look for patterns and understand why natural disasters may or may not be able to be predicted. Resources include helpful websites, a video of the lesson in action,...