Grammar Websites and Charts
Zum Foto: Alt und neu - manche Dinge verändern sich, aber manche Strukturen bleiben doch bestehen...
About the Photo: old and new - some things change, but some structures do persist...
Grammar at a Glance - this list gives you a broad overview of grammar terms with very brief explanations used during our studies of German (German I to IV).
English grammar websites from the English perspective:
HyperGrammar from the University of Ottawa
Guide for Grammar and Writing from the Capital Community College Foundation
"about tenses" from this site
German Grammar websites from the English perspective:
BBC Bitesize: German Grammar - explanations of Grammar and some activities
The Internet Handbook of German Grammar - Sorry, lots of advertisement here, but still good info!
German Grammar websites in German:
Deutsch online von Udo Klinger
Lingo4you - Deutsch lernen
DaF - Deutsch als Fremdsprache
Some grammar charts I have put together
Grammar charts part 1
Grammar charts part 2
Present Perfect sentences - sentences in present tense & present prefect, organized by helping verbs and past participle pattern
Modal Verbs - present tense & past tense