The Severe Storms Module is a combination of two elements. The first is the NOAA Severe Storms Spotters Guide. The second is a section recently added to discuss the efforts and results of modeling severe storms. The Severe Storms Spotters Guide contains supplemental instructional resources and a program designed to familiarize meteorologists and advanced severe storm spotters with the basic "building ... Full description.

This three-part module covers the major concepts of the chemistry of water, at a level appropriate for late primary and early intermediate learners. Key vocabulary words are defined using examples that are relevant to children's lives. Each part of the module contains an activity or experiment to reinforce the science content that was covered. Full description.

This site covers many of the components of cloud formation and cloud types. Although written for the high school level, the middle school student could grasp most of the concepts with the assistance from the teacher. Specific concepts covered include the importance of and mechanisms that produce rising air, cloud types, and ptyes of precipitation. There are nice graphics and images to support the ... Full description.

This site provides excellent background information on deserts. Large print and superb pictures make this site very appealing to younger students. Topics include: What is a Desert Like?, Types of Deserts, What causes Deserts?, Deserts of the World, Desert Plants, Desert Animals, and links to other desert sites. Full description.

This web site provides an introduction to the issues surrounding the use of water. It offers an interactive question and answer format that allows users to see the direct result of their decision with respect to the use of the watershed in four main subject areas. The areas of concern are: national parks, agriculture, neighborhoods, and cities. Full description.

Discover marine creatures from the tiny zooxanthellae that make the coral reefs home to the giant mammals of the vast seas. This resource provides very clear explanations and pictures to teach about the marine ecosystems of shorelines, temperate oceans, tropical oceans. Full description.

This United States Geological Survey site focuses on water and its properties. The site contains activities for teachers and students, along with pictures, data, maps, and an interactive center where users can give opinions and test their water knowledge. Unique aspects of this site include the sections that contain student work and a picture gallery. There are links to other resources for students, ... Full description.

This tutorial presents material describing the unique animal communities surrounding deep-sea methane seeps and brine pools in the Gulf of Mexico. Visitors can study photographs and text descriptions of tubeworms, mussels, ice worms, and other organisms that inhabit an ecosystem that exists in total darkness. Other materials include an article on deep-sea submersibles, videos of sea life and scientists ... Full description.

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.

The Cloud Case is an interactive online lesson about how clouds form through the principles of condensation and evaporation. Students learn how air pressure and air temperature affect the formation of clouds. 'Mike Breezy, Air Detective' delivers the lesson and tries to solve the 'The Cloud Case'. His friend, Professor Less, gives both Mike and the students the facts about clouds. An experiment follows ... Full description.