Summer is the best time to play outdoors, we all will try to spend a lot activities outdoors, it was very refreshing and fun. Your kids are no exception, and I am sure they would love to play outdoors. As a parent, you have to make kids feel happy playing outdoors, you can set the outdoor play area or building cheerful playhouse. Playhouses are usually small, so the idea of this kind is suitable for large garden or small backyard. Large playhouse usually good for boys and girls if they want to invite friends, read, play and enjoy the summer. You can build on top of a tree, or simply renovating old garden became playhouses for kids. The following 20 kids playhouses that will make your children happy!