Puzzle rules

Line Sudoku

Complete the 9×9 Sudoku so every row, column, and 3×3 box contains 1–9 exactly once. The nine cells touched by the winding line must also contain 1–9 exactly once, in any order.

How to solve

Complete rules

Goal: Complete the 9×9 Line Sudoku. Rules: - Each row, column, and 3×3 box must contain the numbers 1–9 exactly once. - The winding line passes through exactly nine cells. - The nine cells touched by the line must also contain the numbers 1–9 exactly once, in any order. - Given numbers are fixed.

  • Sudoku
  • Numbers
  • Logic
  • Grid
  • Variant
Explore all puzzle types