Also: http://www.goproblems.com http://www.goproblems.com -- a great site with thousands of problems to solve http://senseis.xmp.net http://senseis.xmp.net --

Also: http://www.goproblems.com http://www.goproblems.com -- a great site with thousands of problems to solve http://senseis.xmp.net http://senseis.xmp.net -- a Go wiki with a lot of interesting articles especially for the intermediate player