Unappreciated and overworked by his selfish family, Ugh, a prehistoric caveboy, escapes his dreary life when he invents a bicycle.
- ISBN10 0374380287
- ISBN13 9780374380281
- Publish Date 1 September 1990
- Publish Status Out of Print
- Out of Print 21 June 2021
- Publish Country US
- Imprint Farrar Straus Giroux
- Format Hardcover
- Pages 32
- Language English