| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Contemporary's Number Power 4: Geometry: a real world approach to math | 978-0-8092-2382-4 (0-8092-2382-1) | 2000 | Robert Mitchell |
| Contemporary's Number Power 5: Graphs, Tables, Schedules and Maps | 978-0-8092-2381-7 (0-8092-2381-3) | 2000 | " |