Fun at home fun when travelling: use imagination to arrange and re-arrange construction site favorites--Crane Truck Cement Mixer Dump Truck Bulldozer and Excavator and more on four different background scenes with Goodnight Goodnight Construction Site Magnetic Character sets from Mudpuppy. This colorful magnetic set is based on the bestselling children s picture with a rhyming text by Sherri Duskey Rinker and illustrations by Tom Lichtenheld.