I spy Valentine's Books If you are looking for an interactive I Spy book for kids then Buy this fun activity book. They can start with little eye things to spot or eye spy toddler, the letters are in alphabetical order. Book Features Colorful and Lovely pages printed in the high quality paper - Beautiful designs appropriate for kids ages 2-5 and all ages - High-Quality Matte cover - Perfect For Gift! for both a boy and a girl - 8.5 x 8.5 Size - Perfect for little hands