Museums can be great resources for materials and lesson plans that integrate math, science, and technology.  They often have loaner kits for schools, or programs for K-12 educators.

• Boston Museum of Science Educator Resources
  Links to lesson plans, science related activities, and other resources for K-12 science and technology educators.
• Canadian Museum of Nature
  Comprised of 24 major science collections of more than 10 million specimens, the Museum's holdings cover four billion years of Earth history.
• Canada Science and Technology Museum
  Comprised of 24 major science collections of more than 10 million specimens, the Museum's holdings cover four billion years of Earth history.
• Exploratorium
  More than 10,000 Web pages and hundreds of sound and video files, exploring hundreds of different science, art and human perception topics.
• Franklin Institute Science Museum
  Learning resources from The Franklin Institute covering a variety of science topics.
• Guggenheim Museum New York
  Education resources.
• Henry Ford Museum and Greenfield Village
  Henry Ford Museum is a place unlike any other offering a fascinating chronicle of American ingenuity, innovation, and imagination.
• Le Louvre
  Online tour of art resources.
• London Science Museum
  The gateway for students, teachers, families and anyone else interested in educational resources and activities provided by London's Science Museum.
• Museum of Fine Arts Boston
  Educational resources and downloadable lesson plans.
• Museum of the History of Science
  The Museum of the History of Science houses an unrivalled collection of historic scientific instruments in the world's oldest surviving purpose-built museum building.

• Museum of Science and Industry - Chicago

• National Air and Space Museum
  Collections, research, publications, and educational programs.
• National Museum of Science and Technology - Milan
• Oregon Museum of Science and Industry
  Exhibits, education and teacher resources.
• Sightseer's Guide to Engineering
  Guide to technological wonders lists factories, museums, research facilities, and structures in each state. Browse by engineering discipline.
• Smithsonian
  The Smithsonian is composed of sixteen museums and galleries, the National Zoo, and numerous research facilities in the United States and abroad.
• Worldwide Art Gallery
  Internet-based museum of art.