Art idea of 3D drawing well

this is a collection of how the amazing design of a sketch by mixing with creativity and imagination makes the image so real.

with a tutorial guide you can make it by learning as a beginner, with a fairly easy material, just like equipment

-pencil
-ballpoint
-ruler
-eraser

enough with the equipment you can make it, and how to do it also must be in earnest and unify the technique, imagination to get extraordinary results.