Here you can download free drawing of balsa radio-controlled model aircraft.
How to Build a Racing Drone
Air gate and RC plane stand made out pvc and foam DIY
Building a Cockpit to Fly RC Planes??
how to make a airplane at home electric
Ultimate Noob Friendly RC Plane
How To Make a Car Airplane - Fly Car
RC Weed-eater Plane
DIY Ornitopther: tail, remote control and final flight
Online calc of the CG of an RC airplane