When his father takes him to visit a national park about dinosaurs, Buster sends postcards to his friends back home telling them what he is learning.
- ISBN10 031615914X
- ISBN13 9780316159142
- Publish Date 12 April 2006
- Publish Status Out of Print
- Out of Print 19 July 2021
- Publish Country US
- Imprint Little, Brown & Company
- Format Hardcover (Library Binding)
- Pages 32
- Language English