A 6x6 Sudoku that fits in between a 4x4 and 9x9 : r/3Blue1Brown
6x6 Sudoku 6
Sudoku 6x6 - Hard - Sudoku-Puzzles.net
Sudoku - Your attention. Sudoku puzzle, easy level, #282 Sudoku 6x6, separated by smaller rectangles of 2x3 cells. It is necessary to fill empty cells with numbers from 1 to 6, each