Euler’s Magic Square is a game that requires high memory and reasoning ability, and it is also the most powerful brain game of the same type.

How to play:

1. On a square disk, there are several color blocks. You need to observe and remember the distribution of these color blocks;

2. In the answering area, there are ten disks, you need to select a few of them through memory and reasoning;

3. Make these disks perfect to form an Euler magic square (Latin square): that is, the outer and inner colors of each grid in each row and each column only appear once, and the challenge can be successful.