Build a rc air boat plans from radio controlled parts. these are plans for a radio controlled rc boat hydroplane. from prop to servos, all the. Boat plans from "science and mechanics" and "boat builder handbook." includes plans for hydroplanes, sailboats, inboards, runabouts, canoes, and kayaks.. Free boat & ship plans boats, ships & anything that floats. this section is dedicated to free boat plans. each plan is available as a zipped file and will either.