A cool new app Serious Riddles ★★★ Introducing Serious Riddles ★★★ Description: Serious riddle is game for mind exercise. The game has different types of game category starting from easy games from difficult puzzle. Recommended for students, how want to sharpen up their mind. Do you want to challenge your brains ? Try some serious riddles. From easy riddles to difficult riddles invite your friends to test there brains as well. Link to iTunes: https://itunes.apple.com/us/app/serious-riddles/id734485124?ls=1&mt=8 Requirements: iOS 6.1 or Later. Available for iPhone, iPad and iPod Touch only. I recommend you to download this useful, free and awesome app. Enjoy!!