The plywood "disposable" canoe (see here) has been renamed the more salubrious "quick canoe". i quite liked the name of "disposable canoe" but i agreed with the. Boat plans: whisp, the ultralight 16′ 68 lb. multi-purpose row sail power boat for lapped plywood construction. plans prices and ordering:click here. How to make the most out of your one sheet boat. the ultimate one sheet boat, prism: discussion on maximising the displacement. free boat plans and building instructions..