Postcards Come To Life With A Free Augmented Reality App! David And Jonathan Children's Postcards Feature The Artwork Of The Big Picture Interactive Bible Series Plus Pop-Up Imaging And Story Narration With The Free B&H Augmented Reality App (Can Be Downloaded For Iphone In The Apple ? App Store And For Android In The Play Store). Simply, 1. Scan The Icon; 2. Scan The Illustration; 3. Watch It Come To Life! Package Of 25 Standard Size Postcards (5.5" X 3.5").