This piano wooden construction kit jigsaw puzzle is made from sturdy pre cut plywood each of these models comes with a numbering system that makes putting together the wooden slots fast and easy its fun for both children and adults and youll enjoy the time spent together in assembling this unique wooden puzzle it look like a standard baby grand piano with stool in front when it is completed and you can tear it apart and start all over again or display it in your home or office its a gr