Opt
Subtitle: an illusionary tale
By: by Arline and Joseph Baum.
Contributors: Baum, Joseph.
Publisher: Viking Kestrel
Published: 1987
Place of publication: New York, N.Y., U.S.A
Language: eng
Number of pages: 32
Subjects: Optical illusions -- Fiction.
Description: A magical tale of optical illusions, in which objects seem to shift color and size while images appear and disappear.