Ravensburger Escape Puzzles for kids mix a richly illustrated 368-piece jigsaw, an exciting storyline and six mathematical riddles hidden within the image. Once they’ve assembled the puzzle, they'll need to solve the riddles and “escape”! Puzzles come with instructions, a solution envelope, as well as a unique QR code to help solve the riddles. A great gift idea and absorbing pastime for children ages 9 and up.