Free plans for stitch and glue boatbuilding. many good free plywood contruction stitch and glue boat plan. stitch and glue plans are good wooden boat plans for beginners.. Free videos demonstrating how to build kayaks. learn how to make your own boat using wood strips or plywood with the strip-planked and stitch-and-glue methods.. Welcome to spira international home-built boat plans. spira international offers a wide variety of different power, rowing, and sailing skiffs, dories, and other boat.