Free Resources for Teachers
Seeing Math™ features a math curriculum, professional development for teachers, and software “interactives.” The interactives, available on the web, clarify key algebra concepts. They help students see connections between symbolic and graphic representations of quadratic functions, linear functions, piecewise linear functions, and more. (Concord Consortium, supported by Department of Education)
Interactive Constitution lets you search the Constitution and find relevant passages and explanations. Discover how the Constitution relates to more than 300 topics, from civil rights to school prayer, including Supreme Court decisions. (National Constitution Center)
Imagine the Universe includes lesson plans on wavelengths and frequencies, sizes of stars, gamma-ray bursts, the binary number system, the probability of life elsewhere in the universe, constructing and analyzing images from digital satellite data, measuring periodic behavior, logarithmic plotting and classification of objects by their mathematical behavior, the origin of the elements and their identification in supernova remnants, and identifying elements using spectroscopy. (National Aeronautics and Space Administration)
National Library Service for the Blind and Physically Handicapped offers a free library service, NLS Talking Books, to help people of all ages whose low vision, blindness, or physical handicap makes it difficult for them to read a standard printed page. Books and magazines on cassettes and in braille, as well as audio equipment, are mailed to individuals at no cost. (Library of Congress)
Ask a Librarian provides basic research assistance related to business and economics; the humanities and social sciences; genealogy, U.S. local history, and heraldry; newspapers, current periodicals, and government publications; science, technology, and engineering; and legal and legislative research assistance for foreign, international, federal, and state law. Answers are also provided to queries requiring resources unique to the Library of Congress. (Library of Congress).#
http://www.ed.gov/free
