National Ocean and Atmospheric Administration
(NOAA)BR This Web site provides environmental information and photos from
centuries past to the present. Items found on the web site are in the public
domain and can be copied for general or classroom use.
Access Excellence
Great online and off-line activities that allow you and your students to solve
mysteries using science. Find out what happened to the local frog population,
explore Arctic, or use a microscope to solve a mystery. These fourteen activities
are designed to show science in a whole new light.