This game is a very good educational game, learn it day by day. Some days later you will memory a lot of Pi Digit. Many users report that this app can help them to remember pi number, they can't believe that they can remember few hundred digits. But it is real. - Add network competition mode, if all the devices are connected same local area network. You can create a network competition up to 5 people play on same time. https://play.google.com/store/apps/details?id=com.unknownprojectx.pi
