The classic professional Jigsaw Puzzle. Pieces be joined, departed and rotated freely. Also you can puzzle with your own photos.The jigsaw puzzle is a classic casual puzzle game with kaleidoscopic changes, variable difficulty levels, which make the players keen on it. For childrens, jigsaw puzzle can stimulate reasoning thinking skills and enhance hand-eye coordination capacity, increase their frustration endurance and observation ability, and train their patience and concentration.While playing real jigsaw puzzle, you may put the pieces together as long as the shape matching, and you also can detach them if you think that their position is wrong. When all pieces joined together, finding fault is a great challenge and funny. We are trying to let everyone get back the feeling of playing with real classic jigsaw.