Making airplanes with foam board is really handy since this material is very cheap, easy to work with and durable.
It's the same material the channel Flite Test uses in their builds I recently tried it and it is very good for beginners who don't have much money to spend on a balsa wood kit.
A Compilation of my best Rc plane crashes of 2019 and fun stunt flights doing loopings rolls stall turn and crash the DIY Rc plane at the end covering Rc trainer 2