Immersed in studying his favorite topic, dinosaurs, Oliver involves his fifth grade class in a campaign to make the stegosaurus the Colorado state fossil and runs afoul of an interfering bully.
- ISBN10 1306884047
- ISBN13 9781306884044
- Publish Date 1 January 2014 (first published 30 November 1986)
- Publish Status Active
- Out of Print 4 March 2015
- Publish Country US
- Imprint Open Road Media Young Readers
- Format eBook
- Language English