This book is part of the phenomenally successful Oxf Reading Tree which is used to teach reading in 80% of primary schools. The stories within it are about much-loved Biff, Chip and Kipper,  their friends and family, and the exciting adventures they have together. They are carefully graded across 9 stages and contain built-in progression and vocabulary repetition throughout.

Countless children have learnt to read with Biff, Chip, and Kipper. New Trainers is part of the phenomenally successful Reading Tree program which is used to teach reading in 80% of primary schools in the UK. The stories within it are about much-loved Biff, Chip and Kipper, their friends and family, and the exciting adventures they have together. They are graded across 9 stages and contain built-in progression and vocabulary repetition throughout.
Stage 2 (Approx Reading Age: 5)

Countless children have learnt to read with Biff, Chip, and Kipper. Red Planet is part of the phenomenally successful Reading Tree program which is used to teach reading in 80% of primary schools in the UK. The stories within it are about much-loved Biff, Chip and Kipper, their friends and family, and the exciting adventures they have together. They are graded across 9 stages and contain built-in progression and vocabulary repetition throughout.
Stage 7 (Approx Reading Age: 7)

Countless children have learnt to read with Biff, Chip, and Kipper. Land of the Dinosaurs is part of the phenomenally successful Reading Tree program which is used to teach reading in 80% of primary schools in the UK. The stories within it are about much-loved Biff, Chip and Kipper, their friends and family, and the exciting adventures they have together. They are graded across 9 stages and contain built-in progression and vocabulary repetition throughout.
Stage 6 (Approx Reading Age 6 - 7)