Playing learn! It is Sudoku of the series.

Based on the numbers that have been placed at the start, we will fill in the numbers 1 to 9.
Vertical and horizontal, will be cleared when all of the mass is filled without entering the same numbers in the block of 3x3.

[Memo function]
It is can the ability to enter numbers to be a candidate as a memo.
Note button in the tap to switch to note mode.


Difficulty four stages.
Kill time and brain training, together with parent and child! Such as, you can play a wide range.