Smithsonian National Air and Space Museum
This site, suitable for grades 5-12, presents general information about aviation, space exploration, and aerospace and aeronautical advancements, primarily in the U.S. Information is presented in an easy-to-read and engaging manner that can foster curiosity for these fields, and lends itself to self-exploration and use in self-directed projects. The many image libraries can be used in classroom discussions and for student projects. A teacher resource section contains many activities, and throughout the site there are links to related resources.