6Tracks, treads, engines, lights, and more! The hardworking parts of kids' favorite construction vehicles from Goodnight, Goodnight, Construction Site can be explored in this playfully shaped board book with graduated pages. Each page is shaped like the vehicle on it and is sturdy enough to withstand wear and tear from the roughest, toughest readers. Handy labels highlight the different parts of each vehicle as an accompaniment to the charming rhyming text. From bulldozers to dump trucks, the youngest construction fans will be revved up and raring to go.