Paperback
ISBN: 978-1-935800-81-1
ISBN-10: 1-935800-81-7
Kumon Publishing North America ยท 2013
| See also: | ||
| 2013 | Paperback | Kumon Prepack #1: 2-3-4 |
| 2013 | Paperback | Kumon Prepack #2: 3-4-5 |
| 2013 | Paperback | Kumon Prepack #3: 4-5-6 #1 |
| 2013 | Paperback | Kumon Prepack #4 4-5-6 #2 |
| 2013 | Paperback | Kumon Prepack #6 5-6-7 |