Zoodoku is a variant to our classic sudoku game of 9x9 matrix with the rule of
1.Filling up each row uniquely,
2. Filling up each column uniquely
3. Filling up each block uniquely with the animals/ birds.
An interesting alternate to the classic sudoku game. It is a brain booster sudoku game. If you play this animal sudoku game your image identification level will increase and your puzzle solving skills will increase.