A boat kit to build a wooden skiff style boat. row, sail or motor. the boat kit is designed for the novice boat kit builder.. Polysail international. 2291 se gaslight st., port st. lucie, fl 34952-7332 email firstname.lastname@example.org or call dave gray at 317 385-3444. polysails–sold on the web. Learn how to build yourself a boat in your backyard. our complete boat plans collection is available for free and immediate download. it is the largest wood boat.