Geometric optical illusions /
Seckel, Al.
Geometric optical illusions / Al Seckel. - 96 pages : color illustrations ; 21 cm. - SuperVisions .
Includes index.
1402718314
Optical illusions.
Geometry.
SENSORY PERCEPTION, MOVEMENT, EMOTIONS, PHYSIOLOGICAL DRIVES
152.148 / Se444
Geometric optical illusions / Al Seckel. - 96 pages : color illustrations ; 21 cm. - SuperVisions .
Includes index.
1402718314
Optical illusions.
Geometry.
SENSORY PERCEPTION, MOVEMENT, EMOTIONS, PHYSIOLOGICAL DRIVES
152.148 / Se444