Crook is in prison. Copper must make sure Crook does not escape. It is bedtime. Crook has to go to sleep, but does not want to. What has he got in his hands? Is that the key to the door?
Behind each flap is one of Crook’s practical jokes.
‘There is no end to the imagination of picture book creators Tjibbe Veldkamp and Kees de Boer. A joy to read aloud and hunt for Crook together.’ – de Volkskrant
‘Delightfully mischievous and infectious.’ – pluizer.be
‘Comedic flair.’ – Leeuwarder Courant
‘High-quality slapstick.’ – jaapleest.nl