Do you want to learn the secrets behind mental calculation?This app will help you improve your mental calculation skills through introduction to vario …
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The encyclopedia of mental techniques - for your pocket!For exams, sports competition, leading a company or in everyday life: there is a great number …
The program of mental calculation skills testing for children of primary school age.免費玩Mental calculation APP玩免費免費玩Mental calculation AppMental calcul …
Practice makes perfect. Even for mental calculation.This application provides you with an infinite number of exercises based on your chosen difficulty …
*** NEW ***Use the Google Leaderboards to compare your performances with those of other players.BrainCise - Mental Arithmetic offers you the possibili …
Mental chess is a puzzle of chess game, the game method varied, interesting and to develop children's intelligence, especially has the very good effe …
Serious about math? This is a free apps for you to work your maths mind!Test and practice your mental math everyday andwork your way up to the Grand M …