If you are looking for a book to get children thinking and wondering about optical illusions and hidden words and interesting images, then this is it. Figure out which line is longer. Find the hidden people in the pastoral scene. Search through the forest to find the hidden animals. Chase after the vanishing dots. Travel through the spinning tunnel. Straighten out the bulging lines. Look within the white space. Discover the inverted word. Investigate the secret message within corporate logos. Decide if the stairs are going up or down. See the hidden triangles. Lots of fun for the youngster as they learn how to see things differently. Also available:Optical Illusions and Secret Messages (3rd grade)Optical Illusions and Secret Messages (4th grade)Optical Illusions and Secret Messages (5th grade)
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