Optical Illusion Against Stress Misperceptions of Colors - Ted Adelson Feedback Illusion - Swivel Silhouette - Nobuyuki Kayahara The Rotating Circlet Test For Stress "Rotating Snakes" - Akiyoshi Kitaoka Multilayered Images - Joseph Jastro - Duck Or A Rabbit? Titchener Circles - Ebbinghaus Illusionc Dots In Grid - Hermann's Illusion Multilayered Pictures - Girl Or An Old Woman? Rotating Silhouette In Both Directions
