Best friends Etho and Birt love going up Sudden Hill and sitting in simple cardboard boxes imagining they are kings, soldiers, astronauts, or pirates until Shu asks to join them, and their “two-by-two rhythm” is disturbed.
- ISBN: 9781627793308
- Author: Sarah, Linda
- Illustrator: Davies, Benji
- Published: 2016 , Henry Holt & Co. Books for Young Readers
- Themes: Friendship, Imagination, play
- Descriptors: Early Years (ages 2-6), England (UK), Picture Book
- No. of pages: 32