Lot of 2 HMH Into Math Grade K Workbooks

Set of 2 HMH work books. A couple pages are missing (as specified in more details below), but otherwise both books are in like new condition. Titles: HMH Into Math Grade K (1) Modules 1-3 (pages 5, 6, 15, 16 are missing) (2) Modules 17-20 (pages 485, 486, 487, 488 are missing) Approximately 90 pages per workbook The key to learning mathematics is understanding the "why" behind the "how". HMH Into Math emphasizes the importance of establishing conceptual understanding and reinforces that understanding with procedural practice. Publisher: Houghton Mifflin Harcourt Dimensions: 11 x 8.5 inches per workbook From a pet free, smoke free home.