Government Documents

Department of Agriculture

Department of Education

Department of Energy

Department of the Interior

Department of Transportation

National Aeronautics and Space Administration (NASA)

National Transportation Safety Board (NTSB)

U.S. Geological Survey

      Science in Your Backyard (by state)

Science.gov

Smithsonian Museums (select)

   National Air and Space Museum

   National Air and Space Museum, Steven F. Udvar-Hazy Center

   National Zoological Park

   National Museum of Natural History

Ben's Guide to the U.S. Government for Kids

   Grades K-2

   Grades 3-5

   Grades 6-8

   Grades 9-12 

National Center for Education Statistics   

Common Core State Standards Initiative (from a website with the same name, not a government agency)

   from the National Education Association (not a government agency) 

College- and Career-Ready Standards (U.S. Dept. of Education)

No Child Left Behind

   from the U.S. Dept. of Education

   from the National Education Association (not a government agency)