Jamie Keddie's Lesson Stream

http://lessonstream.org/

Paul Emmerson's Business English Ideas Bank

http://www.paulemmerson.com/

ESL worksheet and lesson plans (teacher made)

http://www.eslprintables.com/

Pearson Teachers' Resources

http://www.pearsonlongman.com/intelligent_business/teachers_resource.html

IELTS (ESL) exercises

http://www.eslflow.com/describinggraphstables.html

British Council Teachers' Section

http://www.teachingenglish.org.uk/

Pro Profs - Create your quizes, online or as printouts

http://www.proprofs.com/

Kahoot - Fun and challenging classroom games

https://create.kahoot.it/

Rachael Roberts' elt-resourceful

http://elt-resourceful.com/

ETAS - English Teachers Association Switzerland

https://www.e-tas.ch/

SATE - Swiss Association of Teachers of English

http://www.sate.ch/