Football Sudoku™ – 6×6 Logic Challenge

Daily Brain Training with the Wisdom and Glory of 48 World Cup Teams in 2026.

Easy
Medium
Hard
Football Fan Numbers
Total Football Fans: 0
de
fr
ng
ng
ir
qa
us
qa
us
de
ng
ir
ir
de
us
Germany
DEU
83.2M
France
FRA
67.8M
Iran
IRN
87.9M
Nigeria
NGA
213.4M
Qatar
QAT
2.9M
United States
USA
331.9M
Clear
 

Game Rules: No repeats in any row, column, or 3×2 sub-region. Pure logic, World Cup style.
Click an empty cell to select it, then choose a national flag from the panel below to fill it.
Complete the entire grid to unlock your "Smart Lucky Numbers" – a sharper test of intuition and strategy.
Technical optimization: Cache acceleration, concurrency control, algorithm optimization - providing smoother gameplay