Children everywhere know that once their parents tuck them into bed and turn off the lights, monsters lie waiting behind closet doors, ready to emerge. But what they don't realise is that these monsters scare children because they have to. It's their job to collect the children's screams to power the monster's world of Monstropolis. Young storybook format for children to practice their reading skills featuring colour images from the film. Gatefold with pull-out height chart. Age range: 4-6 years