Free plans from bateau.com free plans for a 14′ canoe. this boat uses only 2 sheets of plywood! the file includes a step by step tutorial on reading boat blueprints and cutting plywood from dimensions.. This small boat design is for a simple but very practical dinghy, based on a reliable pram built several years ago. purchase your dinghy building plans!. Building the dinghy. it is a good idea to read through the original one sheet "simbo" instructions first, if you haven’t done so already. a lot is in common. the parts of the dinghy are going to be cut out of plywood.