Categories
Rules

Dot Sudoku

This is an extension of consecutive sudoku.

  • Normal sudoku rules apply.
  • A white dot between two cells signifies that the difference between them is 1 (in other words: the two numbers are consecutive).
  • A black dot between two cells signifies that one number is twice as large as the other.

 

Categories
Rules

Consecutive Sudoku

  • Normal sudoku rules apply.
  • A mark between two cells signifies that the two numbers in the cells are consecutive; the difference between them is 1. (For example: 1 and 2, or 6 and 7.)