Paperback
ISBN: 978-1-935800-82-8
ISBN-10: 1-935800-82-5
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 #5 3-4-5 #2 |