50 Optical Illusions Activity Cards
written by Sam Taplin
Usborne | ISBN 9781409507796
Activity cards – 50 pages
Member’s price: $11.70
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This title includes fifty cards featuring mind-bending illusions to surprise your eyes, taken from the personal collection of Al Seckel, world expert on visual illusions. An optical illusion on each card is accompanied by text on the reverse explaining how the illusion works in tricking the eye. This title comes with a 'revealer' card, which can be used to measure and check the illustrations to increase understanding of how each illusion works.