Fast mental calculation observation concentration game
The app is a game of fast mental calculation that challenges users to improve their skills. The problems increase in difficulty as users play, requiring observation and concentration.
by Fabrice le Tourneur d'Ison★ 0.00 ratingsGames$0.99Data updated 2026-09-20
Train subtraction skills with increasing difficulty.
The app tests and trains subtraction speeds in two-minute games. A LEVEL UP system increases difficulty with correct answers, challenging users to become a subtraction master.
Practice math operations with shapes and fractions
Practice arithmetic operations including addition, subtraction, multiplication, and division, with mixed problems and fraction support. Learn number tables and basic math with shape-based addition and subtraction.