【實用書籍app】USPD|最夯免費app-綠色工廠好玩App

** For iPad and iPad Mini Only **For iPhones, check out USPD for iPhoneExplore the rich heritage of the United States Presidents in an easy and fun way. Made for the iPad and iPad Mini, the United States Presidents Discovered app delivers important facts and information about every US President plus a Test Your Knowledge quiz. – Beautiful Presidential Portraits– Biographies– Quick facts– Test Your Knowledge with over 500 questions