1.
Big Magic Number Puzzles 36 Exciting Puzzles to Promote Math Learning and Logical-Thinking S...
by Brumbaugh, Allyne
ISBN: 9780590492751
List Price: $10.95
2.
Do-It-Yourself Math Stories - Allyne Brumbaugh - Paperback
by Brumbaugh, Allyne
ISBN: 9780590491556
List Price: $12.95