Here you can download free plans for a foam rc plane.
MAKE A THROW GLIDER INTO RC PLANE D.I.Y.
Scratch Building an RC Plane! (Part 1)
DJI Mini 2 Drone | Hands-on Review
First ever flight with nitro/glow rc plane (homemade)
How to make amazing RC Airplane at home
How to Make RC Airplane at Home Very Simple
How To Make a Airplane RC
Hi Storm S880 3.5ch Infrared RC Heli.
Online calc of the CG of an RC airplane