Create your own cities and towns with this Happy Architect set. Made of smooth Birch plywood, this 28-piece wooden play set is suitable for ages 2+. An open-ended activity for unstructured play, these blocks feature a stunning, all-natural wooden feel. Children can build a castle, dollhouse or even a zoo, only limited by their imagination. It includes a variety of wooden sized pieces with different shaped windows and high doors. The pieces are coated with non-toxic lacquer and feature pre-cut grooves for easy set up. Sizes range from 9.7" H x 5.7" W to 5.7" H x 4.6" W.