Mathématiques le calcul mental
Smilly MG
calcul@TICE jeux calcul mental
Académie de Lille
Electro Calcul
PROELECTRO
Mental Math
Old Duck Games
心算。乘法表
AndRewApps
Mental Survival
App Heaven Ltd
Math Games: Math for Kids
RV AppStudios
趣味算数:为一、二、三年级设计的小学数学游戏
Speedymind LLC
数学益智游戏 - Crossmath 交叉数学
Guru Puzzle Game
Math Games for the Brain
BrainSoft Apps