That's not my hippo...

Authors: Rachel Wells & Fiona Watt

Baby books | Interactive & activity books & packs | Natural history (Children’s/Teenage)

Published on 1^st January 2026 by Usborne Publishing Ltd in the United Kingdom as part of the 'THAT'S NOT MY®' series.

Board book | 10 pages
167mm x 189mm x 23mm | 264g

Meet six friendly hippos in this exciting addition to the much-loved That's not my... series. Babies love these best-selling books with their bold illustrations, textures to explore, and a mouse to spot on every page.

- That's not my... books are designed to be shared, and support sensory and language development.

- Don't forget to spot the little white mouse on every page!- DID YOU KNOW...? One That's not my... book is sold every minute in the UK!- With over 80 titles to choose from, there's a That's not my... book for everyone.