CERN's High School Teachers Programm
http://www.cern.ch
http://public.web.cern.ch/Public/
http://teachers.web.cern.ch/teachers/
construction
http://www.bnl.gov/bnlweb/history/7_foot.htm
exercises
http://www.ep.ph.bham.ac.uk/user/watkins/seeweb/BubbleChamber.htm
articles
original
article of discovering of omega minus (pdf file)