| title | media type | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|---|
| Adding It Up: Helping Children Learn Mathematics | Hardcover | 978-0-309-06995-3 (0-309-06995-5) | 2001 | National Research Council |
| Adding It Up: Helping Children Learn Mathematics | Paperback | 978-0-309-21895-5 (0-309-21895-0) | 2001 | National Research Council · Division of Behavioral and Social Sciences and Education · Center for Education |