Scan First: Always start by looking for rows, columns, or regions where most numbers are already filled in.Unique Numbers: Each number (1-10) must appear exactly once in each row, column, and defined region.
![free printable sudoku puzzle medi free printable sudoku puzzle medi](https://lyanacrosswordpuzzles.com/wp-content/uploads/2019/06/easy-sudoku-printable-kids-activities-printable-puzzles-sudoku.jpg)
Number Range: Numbers 1 through 10 are used to fill the grid.Pre-filled Numbers: Some cells in the grid are pre-filled with numbers these are fixed and cannot be changed.Grid Structure: The puzzle consists of a 10x10 grid, which is further divided into 5x2 regions.
![free printable sudoku puzzle medi free printable sudoku puzzle medi](http://4.bp.blogspot.com/_Kh0CZuWd0T8/Syt3gsqooVI/AAAAAAAAGO0/cHcAZodMmug/s400/free+printable+sudoku+medium.jpg)
The objective remains to fill in the grid in a way that adheres to certain rules, ensuring each number is used precisely once in each row, column, and region. The grid is made up of 10x10 squares instead of the traditional 9x9.