3 years & up. Original and unique, this large construction set will challenge creative minds. The natural colored textured surfaces make the shapes very tactile and incorporate sensory play. Connecting the pieces is simple and easy for small hands and promotes fine motor skills. Transform this set into animals, flowers, people, and more. There is no limit to what children's imaginations can create! This set is suitable for outdoor or indoor play. Each piece measures 9 1/2 " across. This set contains 40 pieces.