1. Oxford Reading Tree Read With Biff, Chip, and Kipper Phonics Stories (Level 1)
Kipper's Alphabet I Spy
Chip's Letter Sounds
Biff's Wonder Words
Floppy's Fun Phonics
2. Oxford Reading Tree Read With Biff, Chip, and Kipper Phonics Stories (Level 2)
I am Kipper
Cat in a Bag
The Red Hen
The Fizz-Buzz
3. Oxford Reading Tree Read With Biff, Chip, and Kipper Phonics Stories (Level 3)
Such a Fuss
Shops
The Sing Song
The Backpack