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![Christian Strang](https://ph-avatars.imgix.net/1526113/original.jpeg?auto=compress&codec=mozjpeg&cs=strip&auto=format&w=48&h=48&fit=crop&frame=1)
![Christian Strang](https://ph-avatars.imgix.net/1526113/original.jpeg?auto=compress&codec=mozjpeg&cs=strip&auto=format&w=48&h=48&fit=crop&frame=1)
Christian Strang
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When I was in school we played a mental calculation game where four students played against each other, each one standing in a corner of the room (Ecken rechnen). Ever since then I wanted to recreate this game in some way or form as an online multiplayer game to practice my mental calculation skills.
The result is Mental Royale, a kid/school friendly game where children and adults alike can...
![Mental Royale](https://ph-files.imgix.net/a5f6ebe7-a03d-472e-8c5a-10283d8128da.png?auto=compress&codec=mozjpeg&cs=strip&auto=format&w=48&h=48&fit=crop&frame=1)
Mental Royale
Mental Calculation Multiplayer Game
![Christian Strang](https://ph-avatars.imgix.net/1526113/original.jpeg?auto=compress&codec=mozjpeg&cs=strip&auto=format&w=48&h=48&fit=crop&frame=1)
Mental Royale is a Multiplayer Math Game to practice your mental calculation skills. You can play against up to 5 other players or practice your math skills against bots (if no one is around).
![Mental Royale](https://ph-files.imgix.net/a5f6ebe7-a03d-472e-8c5a-10283d8128da.png?auto=compress&codec=mozjpeg&cs=strip&auto=format&w=48&h=48&fit=crop&frame=1)
Mental Royale
Mental Calculation Multiplayer Game