Hi guys, We've just released a new app 'Twenty Four'. It's a fun and addictive math puzzle game presented with poker cards. If you're interested in this game, and willing to write a review, please send us email at firstname.lastname@example.org with subject 'promotion code'. They are served on a FCFS basis and may run out fast. Here are some screen shots from the game. For more information, please visit our website http://24.roundskylab.com.