12 months & up. Add international houses to your block play center with this exciting set. From huts to high rises, this wooden set of family dwellings includes a variety of homes from all over the world. These brightly colored homes are great for encouraging block play while teaching children the unique way people live. Use these in a lesson about diversity and teach children about the regions these homes can be found. The tallest building measures 5" high. Set of 15.