How To Draw 3D Hand – Easy Tutorial for 3D Image – Optical Illusion Trick on Paper IdunnFun & Functional DIYs3D drawings Amazing how our eyes are able to see those things that never exist. For example, this picture of 3D hand – it is absolutely flat, but our brain makes it volumetric. This is simple optical illusion which you can draw by yourself. TweetShare this:Click to share on Twitter (Opens in new window)Click to share on Facebook (Opens in new window)Click to share on Google+ (Opens in new window) Related