Simscience is a website devoted to areas of science where computer simulations are at the forefront of discovery. This interactive activity aids students in understanding structures (particularly dams), fracture mechanics, engineering, hydraulics and geotechnology. This site emphasizes analytical thinking, iterative design, multiple solutions and teamwork. Learning in this activity is mostly collaborative, ... Full description.

This U.S. Geological Survey (USGS) water resources site provides comprehensive coverage of water related issues, and includes several interactive quizzes and activities for children. Here you will find information on many aspects of water, along with pictures, data, maps, and an interactive center. Topics include: Earth's water, Water basics, Water use, Water Questions and Answers, Activity center, ... Full description.

This site is a special section of the Groundwater Foundation, dedicated to youth awareness and involvement with groundwater protection. There are tutorials, games, experiments, clubs, festivals, and "universities" designed expressly for students. Site pages: What is Groundwater, Kids Can Protect Groundwater Too, Easy Ways to Conserve H2O, Cool Groundwater Activity, The Awesome Aquifer Club, Meet G.W. ... Full description.

This web based story tells of Tutangiaq (nicknamed 2T), a Canada Goose, who flies across the remote state of Alaska looking for his family. As he flies, he tells children about this fascinating 49th state of the US. Children learn how Alaska was purchased from the Russians, and other amazing facts about the state. They compare Alaska to other states that they may be living in or visiting. 2T takes ... Full description.

The goal of the PALEOMAP Project is to illustrate the plate tectonic development of the ocean basins and continents, as well as the changing distribution of land and sea during the past 1100 million years. In the section on Earth history you can select any time period, read about that period, and see the plate distribution during that period. There is also a section on climate history where you can ... Full description.

Surf Your Watershed is the Environmental Protection Agency's effort to provide a comprehensive center for geographically relevant information about drinking water regulations, drinking water publications, public water systems, ground water, and water quality and pollution issues. Resources include how to locate your watershed anywhere in the United States, state and tribal information, an index of ... Full description.

Resources available from this site include: a Word Search; Masterbug Theater, which is a slideshow about the metamorphosis of Macroinvertebrate indicators in a freshwater aquatic environment; and Darby Duck and the Aquatic Crusaders, which contains experiments about the properties of water. What's Wrong With This Picture allows students to identify several sources of pollution in a suburban environment ... Full description.

This tutorial traces the history of the telescope, beginning with Galileo's first small refractor, to the era of orbiting space telescopes. Topics include Galileo's trouble with the church over the observations he made with his new instrument, Sir Isaac Newton's invention of the reflecting telescope, and the development of technologies that made it possible to construct increasingly larger, more powerful ... Full description.

The majority of Ocean World is devoted to a series of ten reference sections: coral reefs, currents, El Nino, Fisheries, Ice Ages, icebergs, JASON-1 (a satellite), the role of the ocean in weather, satellites and ocean exploration, and waves. Each section culminates with an interactive quiz, links to sources of related real-time data, and a list of additional related links. Also available is a set ... Full description.

This educational resource describes the science behind volcanoes and volcanic processes. Topics include volcanic environments, volcano landforms, eruption dynamics, eruption products, eruption types, historical eruptions, and planetary volcanism. There are two animations, over 250 images, eight interactive tests, and a volcano crossword puzzle. Full description.