Can birds of a different feather flock together? How many flames are painted on a classic American hot rod? Keep your vision sharp and your intellect sharper by working the positively patriotic puzzles inside <I>USA TODAY Picture Puzzles Across America</i>.<P>The best of America, from its stars and stripes to Mom's homemade apple pie, is featured within more than 100 full-color images that offer a variety of spot-the-difference puzzles, picture jumbles, and find the one that's different. From 4th of July picnics to iconic American landmarks, colorful folk art, and amusing animals, each photograph resembles a highly skilled work of art that becomes a brain-teasing pursuit of fun when paired with its slightly altered counterpart image.