Please use logical thinking instead of guessing! Each puzzle only has one solution.
Mini Sudoku is also referred to Small Sudoku. It is another type of standard Sudoku. Mini Sudoku can be used as entry-level practices for children and elementary students. It is more convenient for kids to handle basic rules and strategies of Sudoku games.
Mini Sudoku puzzles on Sudoku.cool have three sizes of "4x4, 6x6 and 8x8" with five difficulty levels. By pressing "new game", you can choose game size and difficulty level.
If you think that all Mini Sudoku puzzles are very easy, then you are wrong. Most of mini Sudoku puzzles provided by Sudoku.cool are very challenging.
The solving process of Mini Sudoku is to fill numbers from 1-N in NxN grids. Numbers cannot be repetitive in each row, each column, each group (2x2, 2x3 and 2x4 grids in rough-line boxes).