While following the misadventures of 3 bears exploring an empty house, the reader is introduced to the numbers from 1 to 10 and the numbers 20, 30, 40, and 50.
- ISBN10 006443074X
- ISBN13 9780064430746
- Publish Date 1 May 1985 (first published 1 January 1978)
- Publish Status Out of Print
- Out of Print 18 March 2014
- Publish Country US
- Imprint HarperCollins Children's Books
- Format Paperback (US Trade)
- Pages 32
- Language English