Sudoku Zoo

House animals so no row, column or region repeats a species. Play 5 difficulty levels from 4×4 to 9×9.

Adapted from KidsLab. Code: MIT; educational content: CC BY 4.0. Switch language while playing to retain your progress.

• Tower of Hanoi
• Cube Master
• Huarong Dao · The Wooden Pass
• Seven Bridges on Ice