585 books • 85 series
Bugs, Beetles & Butterflies (Puffin Easy-To-Read) (Puffin Science Easy-To-Read) (Puffin Science Easy-To-Read, Level 1)
Bears Odd, Bears Even (Puffin Math Easy-To-Read Level 2) (A Puffin math easy-to-read) (Viking Math Easy-To-Read)