By Cultus Back to School: PreK, Kindergarten 16 September, 2013 Education programsAchievement gap in the United States, Board of education, Charter school, Education, No Child Left Behind Act, Standardized test, Teach For America, TeacherAdd a Comment If you wondered why do some child do better then others when going to school, how the achievement gap is present before the start of kindergarten, the infographics below can give you some interesting clues.