    Sentence 1: In Preschools and  kindergartens, behaviorist tenets were  used to justify large-group drill on letters,  numbers, and general knowledge as well  as repetitive worksheet practice that  required young children to sit at their  desks for long periods, filling in blanks,  coloring within the lines, and otherwise  following teacher Prescriptions.    Sentence 2: These types of learning are  believed to be the most conducive to  young minds.