Boat plans from "science and mechanics" and "boat builder handbook." includes plans for hydroplanes, sailboats, inboards, runabouts, canoes, and kayaks.. Boat plans for power, sail and small boats. free boat plans. boat kits and supplies plus the best boat building technical support.. Boat plans: boat plans from 36 designers and counting. sail, row, power, paddle—we are sure you will find the perfect boat..