內容簡介
小挖土機 玩形狀小推土機好開心，他有了新的工地可以大展身手。他和吊臂機一起合作，把挖出的土，堆成三角形的塔，把砂土圍成圓圈，逐漸把基地修成菱形。另外，還把五金堆成長方形，將一旁的小土堆，圈成大星星，最後將工地整理成方方正正的正方形。小挖土機挖挖敲敲，玩形狀，玩得好開心。
Time for the construction site to SHAPE UP! Little construction fans will love learning their shapes by watching Bulldozer CIRCLE around, clearing away TRIANGLES of dirt until the perfect building spot has been SQUARED away. It's all in a day's work for the trucks of the bestselling Goodnight, Goodnight, Construction Site!
