ROKR 3D Wooden Puzzle Magic Cello Piano Mechanical Music Box Model Kit Toy Gifts

Abount ROKR. DIY BOOK NOOK. Magic Cello. 3D WOODEN PUZZLE. Puzzle type：Jigsaw,3D Puzzle,Building Toys. Puzzle Type：Jigsaw,3D Puzzle,Building Toys. 【Wooden Puzzle】 It takes you 4.5 hours to build and then you can enjoy a self-playing concert:Wind the piano up,the keys will begin to play and the piano will start to play "Variations on the Canon".