Hollow Face Dragon

thingiverse

Experience a desktop toy that appears to follow your movements due to its intriguing hollow face optical illusion. The ingenious design is credited to Binary Arts or Think Fun. For a paper version, visit http://www.grand-illusions.com/opticalillusions/dragon_illusion/. To further enhance the effect, print with full supports and paint. Watch this video (http://www.grand-illusions.com/images/articles/opticalillusions/dragon_illusion/dragon_illusion.wmv) to see it in action.