Math Games for the Brain
BrainSoft Apps
數學|謎題和益智數學遊戲
Black Games
Brain Out: 腦洞大師 囧才大考驗
Focus apps
數學益智遊戲 - Crossmath
Guru Puzzle Game
數獨 - 經典數獨謎題
Oakever Games
數學謎語
Kyoz
Math Games - Brain Training
Pavel Olegovich
Brain Test:謎題急轉彎
Unico Studio
Eureka - Brain Training
Infinity Games, Lda
Math Puzzle & Calculation Game
Nividata Consultancy