A new collection of game-books with four wheels to be activated to solve investigations with: Where? When? How? Who did it?

On the cover, four wheels are activated: one to record the location of the mischief, the other three for the time, the object used, and the culprit. A simple, fun, and clever mechanism!
15 double pages of amusing investigations! To reconstruct the events, children have to read the testimonies and collect the clues. A game of deduction to develop imagination, concentration, and thinking skills.
From the same author: Qui est le coupable? (110,000 copies sold)