Electronic Brain Games: Crosswords (2009-05-04)

Electronic Brain Games: Crosswords is part of a series of interactive books that helps you exercise your brain regularly to keep it in tip-top shape. You need a Brain Games interactive reader to engage Crosswords. The reader, an optic pen that recognizes text and images on the book pages, is sold separately as part of a package that also comes with the interactive books Brain Training and Picture Puzzles, plus a set of ear buds.