The plans cover building the airboat hull, propeller cage and all the controls. why just paddle around your lake, stream, or river when you can be out there zipping around on your very own airboat! look, if you want to be out there on the water without spending gobs of cash then this is the answer for you.. I have googled plans on the net, and have come up with only one comany that sells plans for a mini airboat. those plans are for a wooden hulled boat. and from what i’ve read about this company’s plans, they’re a good idea for planning, but not actually using thier plans for building a boat.. Foam rc airboat build diy: with a sheet of inexpensive foam, glue, tape and a power system, you can build this electric powered radio controlled airboat. this is a lot of fun because you can drive it everywhere! asphalt, sand, water, grass or even gravle, and with a powerfu….