Book excerpt: Kids can play detective with this spot-the-differences puzzle book, which features 27 pairs of side-by-side pictures. They'll figure out the details that make double images of playing children and fanciful animals slightly different from each other. Captions provide hints for the number of changes, and coloring the pictures provides extra fun! Solutions are included. Features perforated pages for easy removal and display. Double the Fun! Spot the Difference and other Spark titles offer a wide variety of engaging activities that will foster creativity in children ages 6 to 10.