Original sentence: In a 2006 USA Today editorial:, Kohn argued that:.Kohn having been an educator himself has written many books on education, probably the most comprehensive being The Schools Our Children Deserve
Edited sentence: "It is time to stop taking the value of homework for granted".From a 2006 USA Today editorial:.He devoted another hour to a question-and-answer session but only took three questions during this period, giving twenty minute answers to each question.Kohn having been an educator himself has written many books on education,   probably the most comprehensive being The Schools Our Children Deserve.Kohn is a vocal critic of lecturing, supporting 'active learing' instead.Nevertheless, at a workshop held in 2000 at Manlius Pebble Hill School in DeWitt, NY, Kohn himself lectured for two hours about the problems with this approach