The Rookie books box is a set of 4 books, developed for baby. The first is a bumpy Badger texture book, shaped like a Badger, filled with different textural fabrics for tactile exploration. The second book is a peek-a-boo party book, filled with peek-a-boo flaps revealing different party animals. The third book is a bath book, made of EVA, waterproof and tells a fun under-the-sea story without words. The fourth book is an accordion style book, that can unfold to place in front of baby for tummy time to show either black and white bold graphics or activity pages including ribbons, peek-a-boo, and a mirror.