Simple text and pictures introduce the mathematical concept of factorials.
- ISBN10 0606168524
- ISBN13 9780606168526
- Publish Date 15 March 1999 (first published 10 June 1983)
- Publish Status Out of Print
- Imprint Turtleback Books
- Edition Turtleback School & Library ed.
- Format Hardcover (Library Binding)
- Language English