Book has a small amount of wear visible on the binding, cover, pages. Selection as wide as the Mississippi.
From the Publisher
This richly illustrated book presents a wide variety of the most
popular optical illusions of all time, arranged in categories by
type, along with clear explanations in simple language. An
extensive assortment of seemingly confounding puzzles will test
your powers of perception and cognition. Experience figure/ground
confusion, reckon with visual consistency, and deal with the
effects of optical distortions. Fight off the effects of
camouflage, and locate hidden messages and treasures! Who says
science can't be fun!
14 cm x 22 cm 384 page spiral softcover.