This series is the non-fiction component of Oxford's popular infant reading scheme, "Oxford Reading Tree".

It introduces non-fiction to infant children, and focuses on developing the information retrieval and handling skills they need.

The series encompasses a whole range of genres, illustration styles and subject focuses.

Unit B supports National Curriculum history and geography, exploring the diversity of family groups and touching on religious studies as well as developing reading skills and demonstrating different styles of non-fiction writing.