The field of interactive children's books for iOS has become pretty staid as publishers have gotten used to using engines created for their first book and just plugging in new content. But Scott's Submarine (US$2.99), the first entry from Square Igloo, adds some great interactive touches that I haven't seen, and it adds new levels of interactivity to the genre.
The story is a simple one. Scott and his friend Aiko explore the ocean in a small submarine and discover the wonders of undersea life. But the story isn't what makes this book special; it's the host of options and new features that make this universal app really stand out.
Among the many o
