Recommended for 4-7 year olds. The puzzle consists of 30 different and unique pieces. 4 pieces are animal shapes. The puzzle has two levels. You can assemble the puzzle with a picture next to it, or you can glue the puzzle frame on top of the picture to make it easier. There is double-sided tape on the other side of the frame, peel off the protective film and stick it. The package contains a puzzle, a picture and a film to glue the puzzle and hang it in the desired place. To insert the puzzle in the box, assemble the puzzle on the picture and slide it in the box. The puzzle is made of natural wood fiber and covered with high-quality, non-fading printing.