Compete in counting

Compete in counting! - A competition in mathematics. - Challenge your friends! - Practice counting. - Invite people on all platforms (Android, iOS, Windows Mobile, iPad, tablets, computers, ...). - Invite friends using your favorite method (email, SMS, whatsapp, Snapchat, ...) - Get better at mental arithmetic - Addition and subtraction - A learning game with time constraints - Become the math genius among your friends - A splendid educational complement - Challenge your class mates and friends to reinforce your mental arithmetic - Count quickly and become the class champion - Learn how to rapidly recognize numbers - Up to nine simultaneous players at the same time - A game developed in Java and web - Practicing a lot will make you a math magician - One round combines addition and subtraction - Save your best achievements as highscore - Players can connect ad-hoc - Each game consists of 20 questions Google Play image: "Numbers" from flickr, Andy Maguire