With an exterior covered in beautiful ornate and elegant Victorian patterns and reliefs and precision mechanics cleverly concealed inside the body, this magical piano music box kit from Rokr will make a wonderful new project for anyone who loves puzzles. Once assembled, this piano abounds with charming details and fun surprises from keys that move up and down as the music plays to a darling cat that sits underneath. Details: 5.5" x 6.7" x 4.9" (14cm x 17cm x 12.5cm) assembled size Kit Design: AMK81 223 pieces 4.5 hour estimated assembly time Advanced level All mechanical self-playing gear drive model Music : Canon Variations Plywood, plastic and mechanical parts Easy-to-follow assembly For ages 14 and up