In-class quizzes

Quiz 0 (test): http://www.surveymonkey.com/s/KSHK3SR
Quiz 0.1 (test): http://www.surveymonkey.com/s/5JSCKHP
Quiz 1: http://www.surveymonkey.com/s/SWXH6Q2
Quiz 2: http://www.surveymonkey.com/s/CKFLYCK
Quiz 3: http://www.surveymonkey.com/s/KHM7MZW