Ward Combination Class Record Book/Lesson Plan Book includes 9-10 week grading period with 38 student names per page. Four grading periods with grading sheets for 36 to 40 weeks of school and 16 classes per year. Eight period plan book covering a school year up to 40 weeks. Each week divided into a five day week with 8 periods per day. Includes memorandum sheets and seating charts. Sold as a pack of 2 identical books