Olivier Tallec

Simple text asks the readers a series of questions about the characters on each page, and the child must decipher the visual clues to find the answer.

Monkey has a big box, which he tells Cake has a cat inside, but only when the box is closed; Cake suggest that maybe it is a dinosaur instead, and the two friends puzzle over how they can solve the problem of finding out what is in the box, if it is always empty when opened.