With MILLIONS of worldwide downloads, we think your brain will ♥ the original Android Math Workout app, back with machine-learning (patent pending) built-in. AS FEATURED IN: - 'Amazing Android Apps for Dummies' - D. Begun, 2011 - 'Best Android Apps' B. Sawyer, 2010 - On TV: Sky News, BBC, CNN and FOX News channel Keep your mind healthy, test your mental math and exercise your brain once a day. Math/Maths Workout is a set of scientifically tested daily brain training exercises and math drills