Simple Past: http://skylarkelt.files.wordpress.com/2013/04/simple-past.doc
Practice on the web:
was / were:
http://www.englishexercises.org/makeagame/viewgame.asp?id=5211,
http://learnenglishkids.britishcouncil.org/en/grammar-games/past-simple-verb-be
Other verbs:
http://www.eslgamesworld.com/members/games/grammar/New_Snakes_%20Ladders/Past_simple_tense.html
http://www.eslgamesworld.com/members/games/grammar/perfectpast/irregular%20past%20spelling.html
http://www.eslgamesworld.com/members/games/grammar/perfectpast/past%20simple%20betting.html
http://www.englishexercises.org/makeagame/viewgame.asp?id=2316
http://www.learnenglishfeelgood.com/simple-past-tense1.html
Listening activities
Irregular verbs:
Regular verbs:
Comparatives: http://skylarkelt.files.wordpress.com/2013/03/comparison.doc
Listening activity:http://learnenglishteens.britishcouncil.org/grammar-vocabulary/grammar-snacks/past-simple-regular-verbs
Comparison exercises: http://skylarkelt.files.wordpress.com/2013/03/comparison-exercises.doc
Practice on the web:
http://www.englishexercises.org/makeagame/viewgame.asp?id=5425
http://www.englishexercises.org/makeagame/viewgame.asp?id=4661
http://chagall-col.spip.ac-rouen.fr/IMG/didapages/comparative/index.html
http://www.englishexercises.org/makeagame/viewgame.asp?id=2065
http://www.englishexercises.org/makeagame/viewgame.asp?id=1833