Other resources
Blogs
Grammarianism - A Blog for Teachers of English (Bas Aarts)
Slang Lexicographer - A Blog about Slang (Jonathon Green)
Separated by a Common Language - Observations on British and American English by an American Linguist in the UK (Lynne Murphy)
The Language Log - A General Blog about Language (Various authors)
Language: A Feminist Guide (Deborah Cameron)
Lingua Franca - Language and Writing in Academe (Various authors)
Johnson - Language Column at the Economist (Robert Lane Greene)
EngLangBlog - A Blog for A-Level English Language Students and Teachers (Dan Clayton)
Teaching resources
English Language Teaching Resources Archive at Queen Mary, University of London
A-level English Language Resources at Lancaster University
Sounds Familiar at the British Library
Corpus For Learning resources