Melissa & Doug Musical Instrument Shape Puzzle The instruments are ready for their conductor. Place a puzzle piece with an instrument in the right place on the puzzle board and listen to what kind of music this instrument makes! This puzzle works on two AAA batteries (not included). Specifications: Gender: junior Material: wood Color: green, multicolor Dimensions: 30 x 22 cm (LxW) Number of puzzle pieces: 8 Batteries: 2 AAA batteries (not included) Age: from 2 to 6 years