Oxford Reading Tree Biff, Chip and Kipper Stories Decode and Develop: Level 6: T

Oxford Reading Tree Biff, Chip and Kipper Stories Decode and Develop: Level 9: A

7 Oxford Reading Tree Read With Biff, Chip, and Kipper First Stories Level 5 & 6

Oxford Reading Tree Biff, Chip and Kipper Stories Decode and Develop: Level 1: R

Oxford Reading Tree Biff, Chip and Kipper Stories Decode and Develop: Level 1+:

Oxford Reading Tree Biff, Chip and Kipper Stories Decode and Develop: Level 2: H

Oxford Reading Tree Read With Biff, Chip, and Kipper: First Stories: Level 6: M

Oxford Reading Tree Read With Biff, Chip, and Kipper: First Stories: Level 3: P