3D Drawing - Stairs Optical Illusion

Hello steemian's .. Today I want to show you what I make. I just create the illusion of a 3D image. Hope you like it :)

fold the paper in half
Keep doing basic archetype

folding paper to form L to look Stairs Optical Illusion

finished
very easy right :)
Feel free to comment my drawing 3D art

Follow me @teukuderian