Description: ????? - 'Best math game on the App Store!' - AppAmy????? - 'Very fun and great for the brain!' - Padanalat????? - 'It's awesome and makes memorizing math fun and challenging!' - Knicolase? 4 Fun Game-modes? Quick & Addictive? 3 Difficulty levels? 14 Online Leaderboards? 21 Achievements? Optimized for iPhone 5 & Retina DevicesRace against the clock to complete the math problems in this quick paced addictive game.Perfect for children to improve their math skills in a fun way.Compete in the online leaderboards and hunt all the achievements.Simple & quick gameplay and a great tool to train your brain.Web: http://numbertap.netTwitter: @CraftyDeano