Free kayak and canoe plans what is the difference between free and paid for plans? often nothing! proven free canoe and kayak plans have been made available. Plans: boat designs specifically intended for strip building are fairly common now. although there are more plans for canoes and kayaks than for other types of boats. By j.r. watson. since so many projects in epoxyworks incorporate plywood, we felt it might be valuable to discuss briefly the types of plywood and some construction.