Baum, Arline.
Opt : an illusionary tale / by Arline and Joseph Baum. - New York : Puffin, 1989,c1987. - 32 p. : ill. (some col.) ; 24 cm. - Picture puffins .
A royal family and court present a variety of optical illusions which are explained at the end of the book. Includes some suggestions for making your own illusions.
0140505733 (pbk.)
88028755 /AC
Optical illusions--Fiction.
PZ7.B3267 / Op 1989
E
Opt : an illusionary tale / by Arline and Joseph Baum. - New York : Puffin, 1989,c1987. - 32 p. : ill. (some col.) ; 24 cm. - Picture puffins .
A royal family and court present a variety of optical illusions which are explained at the end of the book. Includes some suggestions for making your own illusions.
0140505733 (pbk.)
88028755 /AC
Optical illusions--Fiction.
PZ7.B3267 / Op 1989
E