8′ puddle duck racer one design racing sailboat based on bolger brick. developmental class, defined hull, unlimited sail rig and underwater fins.. Boats, portable, plywood, folding, home made, coroplast, easy, low cost, kayak, canoe, pram, utility, fishing, plans,. Welcome to absolutely free plans, in this section you will find free boat building plans including accessories and construction techniques. free plans have a tendency.