I Spy Ultimate Challenger: A Book of Picture Riddles

It's the Ultimate Challenge: the most difficult riddles combined with the most incredible photographs--culled from the original I Spy books--to create the most intriguing I Spy book ever!<br><br>Think you know every I Spy book out there? Think you've found every last bauble, bow, striped cat, and cloudy ship?<br>Think again!<br>Jean Marzollo has written her most challenging riddles yet to accompany Walter Wick's fabulous photographs culled from the original I Spy books.<br>You've never seen I Spy like this!