Printable medium level 9 by 9 Sudoku puzzles for kids, beginners and profs.
Cluebox - The Trial of Camelot - Level 9 - iDventure - Escape Room in a Box | eBay
New Big Book Of Sudoku 320 Puzzles Medium Level 9×9 : 320 Puzzles & Solutions, Sudoku Books Medium Level Puzzles For Adults 9×9 (Paperback) - Walmart.com
Back to School 80 Medium Sudoku Puzzles Bundle for Junior Level#9