You can now download the NEW AS  Physics Handbook

as doc format from here or   here (PDF)  format from here (ZIP)

Arizona Images   uploaded at  my  Flickr Gallery

This is the start of a Golden Age of Freedom. Open Source provides many opportunities for schools to break away from the shackles of expensive license and purchase agreements that are often related to proprietary software. Discover a new global phenomenon, and global community with a common purpose: freedom to download, freedom to modify, and freedom to distribute!

www.becta.org

Now here is another resource, provided by students of science: