Technically, this is the right idea. However, it is simplistic, the lines are poorly crafted (inconsistant, haphazard) and the design's composition is pretty thoughtless. Also, I have seen this a thousand times.
3D Hand Drawing Step by Step How-To // Trick Art Optical Illusion
It's alive! . Free tutorial with pictures on how to draw a drawing in under 10 minutes by drawing with paper, pencil, and colored pens. Inspired by vintage & retro and rainbow. How To posted by Judy. Difficulty: Easy. Cost: No cost. Steps: 3
Made With Love: 3D Hand Drawing. OH WOW Awesome craft idea! SO simple! Outline your hand on white paper, draw straight lines up to the edge of the pencil line, then curve the lines on the hand part, then straight lines again on the other side and Voila! 3D looking drawing!