Quizz of Irregular vERBS

http://www.bradleys-english-school.com/online/flashcards/fc_irregpast_three.html

Game about Past Simple

http://www.bradleys-english-school.com/online/matchingpairs/mpiregpast2.html

Irregular Verbs

http://www.english-online.org.uk/games/pasttense.htm

Past Simple

http://www.ego4u.com/en/cram-up/grammar/simple-past/exercises?04