Comparatives and superlatives activities

http://web2.uvcs.uvic.ca/elc/studyzone/330/grammar/regcom1.htm

http://www.tolearnenglish.com/english_lessons/comparatives-and-superlative-exercises

http://www.better-english.com/grammar/comparatives.htm

http://www.englishexercises.org/makeagame/viewgame.asp?id=1876