Positives:
Correction function in arithmetic.
Progress update the training level.
The Sprint, Marathon, Olympic Games for the determination of the think-quotient.
Negatives:
For some tasks: Missing solutions, we know only by repeated trial and error what is right. For example, in math problems "which match sticks put away" so true result, this would be very helpful.
Rare bug: When numbers pyramid as the correct solution is entered, it also appears, but there is still an error.
The tasks to repeat (as in every game and Kawashima, but better here) to. After a certain time, because you would have a "major tasks pool" desired
Music: As described in other reviews, monotonous, several pieces of music would certainly have been a problem ...
Multiplayer:
Unavailable.
Several players on one device possible (hot-seat mode).
Compared to Kawashima:
The tests are totally different if one disregards the mental arithmetic, can this game so well in addition to the "brain training" have ...
Pro Kawashima: Sudoku is jointly contain.
The difficulty here, I think Think for demanding.
Conclusion:
A good game that something more substantial might have been.
Difficulty:
Advanced in age, I would say: 12+, since quite a bit is assumed to language comprehension and elementary mathematics ...