| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Math Practice Workbook Grade K | 978-0-618-38956-8 (0-618-38956-3) | 2006 |
| Workbook Plus Grade 7 | 978-0-618-05561-6 (0-618-05561-4) | 2000 |
| Workbook Plus Grade 8 | 978-0-618-05562-3 (0-618-05562-2) | 2000 |
H. M. · Houghtin Mifflin · HOUGHTON MFLN. · Houghton Mifflin · Houghton Miflin · Houghton Mufflin