Stitch-and-glue boatbuilding learn introductory and advanced modern plywood boatbuilding techniques suitable for heavy-duty boats. john harris—august 20–26. If you are going to build a boat, you’ll want one worthy of your investment. read the reviews: best wooden kayak and stitch and glue kit.. Intro: build a greenland kayak. this instructible will teach you how to build a 17 foot long greenland kayak that will weigh between 30 and 40 pounds and cost less.