Citiblocs 100 pc Wooden Building BlocksThis 100 piece set is a wonderful way to get started building simple, small structures. It is just a step up from the 52 piece set. Build low and twice as wide, or stack them twice as high and narrow. Whatever their preference, the Citiblocs 100 piece set will keep the beginning builder flexing his her imagination while developing fine motor skills. You can expand their building horizons by adding additional sets including the 52, 300, 500, 800 and