Math Puzzle (Calculation, Brain Training Apps) description

Steadily growing in popularity!
　
■ Brain Training Apps
Build valid equations with the numbers at your disposal, training your brain while playing.
With over 1000 problems, there’s no end to the fun.
Use a hint if you get stuck.
　
■ Application Features
Become skilled at arithmetic, useful for your mathematical studies.
Increase your ability to concentrate through brain activation.
Compete for the best score in the world rankings.
Even playing for a short amount of time can be a lot of fun!
You can also play offline.