Copyright 2019 - Sudoku-USA is an imprint of Flying Duck Computer, Inc
  • Trividoku

  • Sudoku Islands

  • Sudoku Earthquake

  • Sudoku Atlantis

  • Sudoku in Wonderland

  • Stars and Stripes Sudoku

Welcome to another Sudoku-USA Sudoku variation sampler. We're getting close to our newest book of Sudoku Variations and this sampler contains a few of the puzzle styles you'll find there - when you come to visit Sudoku Wonderland.

You can download the sampler here.