- A Husband's Birthday Sudoku Challenge: Can my dear husband complete 50 puzzles in 50 days or less?
- Christmas Sudoku Challenge for Dad: Can Dad Do 50 Hard Puzzles in 50 Days or Less?
- Christmas Sudoku Challenge for Grandpa: Can Grandpa Do 50 Hard Puzzles in 50 Days or Less?
- Get Well Grandma Sudoku Challenge: Can Grandma Do 50 Easy Puzzles in 50 Days or Less?
- Christmas 3-Puzzle Challenge for Grandpa: Can Grandpa complete 60 Puzzles in 30 Days or Less?















