for learners:
general
www.bbc.co.uk                 = interesting reading, listening and viewing material on any topic
www.lonely-planet.com      = interesting information about countries and travel
www.howstuffworks.com    = interesting information about ordinary and less ordinary stuff
www.worldradio.ch             = interesting listening: radio programmes about Switzerland

www.eslcafe.com
www.busuu.com


Podcasts for listening:
www.eltpodcast.com
www.podcastsinenglish.com
www.bbc.co.uk/worldservice/learningenlgish/multimedia

Reading:
www.guardian.co.uk
http://iteslj.org/links/ESL/Reading/

Writing
www.englishclub.com

for voting and stating opinions:
www.sodahead.com

good grammar overviews et al
www.english-at-home.com

European Language Portfolio / European Framework/ Can-do statements
www.alte.org                    = to find out about European Framework  level and can-do statements

for Exam students:
www.cambridgeesol.ch                      =  info on Cambridge exams
www.cambridgeesol-winterthur.ch       =   Winterthur Exam Centre
www.MyCambridgeShop.ch                =   for exam practice material

www.floe-joe.com             = help with learning for exams 

       
www.ielts.org                  = info on IELTS exam              
www.toefl.org                  = info on TOEFL exam        

Dictionaries
www.macmillandictionary.com     = free English / English dictionary
www.leo.org                               = free English / German dictionary                                  
www.dict.cc                               = free English / German dictionary                              
www.visuwords.com                    = free English / English thesaurus 

Zusammenarbeit mit andern Kulturen:
www.koyao-ccc.com

zur Entspannung:
von unserer Sekretärin
wunderschöne Fotos von Reisen in faszinierende Länder
www.claudiakundert.ch

Associations for Teachers:
ETAS      www.e-tas.ch
IATEFL    www.iatefl.org

schools in other regions

Sprachunterricht
www.albis-lang.ch
www.englishschool.ch 
www.amyjost.ch

Legal English
www.legalenglishskills.com

Sekundar-und Mittelschulvorbereitung
www.lernatelier.ch

schools abroad
www.at-home-with-english.ch   = language stays in the teacher's home