Intro: making a plywood kayak. the jupiter point series of kayak designs are intended as easy-to-build, fun-to-paddle, versatile collection of kayaks.. Small boat building plans. full size boat building plans for do it yourself boat builders. no lofting required. these are all original designs by nick schade a. Skin on frame boatbuilding method. skin on frame refers to a method of boatbuilding that has been around for a very long time. typically a light frame often made of.