Tough Sudoku - Classic

Try this classic sudoku puzzle recommended by Howard Elder here: https://app.crackingthecryptic.com/su...


Normal sudoku rules apply: 1-9 appears in each row, column and 3x3 box.

▶ OUR KILLER SUDOKU APP IS OUT ON ALL PLATFORMS NOW◀ https://apps.apple.com/us/app/killer-... https://store.steampowered.com/app/14... https://play.google.com/store/apps/de...

▶Our merchandise (including birthday merch) is here: ◀
   / crackingthecryptic  

▶ CTC FAN DISCORD SERVER◀
  / discord  


▶ OUR PATREON PAGE – JOIN THE COMMUNITY, SUPPORT US AND TRY OUR PUZZLE HUNTS◀
  / crackingthecryptic  

▶ OUR BACK CATALOGUE – ALL CATEGORISED WITH LINKS!◀
https://tinyurl.com/CTCCatalogue

Miracle Sudoku is available on Android, Steam and App Store.
Steam: https://store.steampowered.com/app/13...
App Store: https://apps.apple.com/us/app/id15273...
Android: https://play.google.com/store/apps/de...

▶ THERMO SUDOKU is available too!◀
AppStore: https://apps.apple.com/us/app/thermo-...
Android: https://play.google.com/store/apps/de...
Steam: https://store.steampowered.com/app/13...

▶ TRY OUR CHESS SUDOKU APP◀
AppStore: https://apps.apple.com/us/app/chess-s...
Steam: https://store.steampowered.com/app/12...
Android: https://play.google.com/store/apps/de...

▶TRY OUR CLASSIC SUDOKU APP◀
AppStore: https://apps.apple.com/us/app/classic...
Steam: https://store.steampowered.com/app/11...
Android: https://play.google.com/store/apps/de...

▶TRY OUR SANDWICH SUDOKU APP◀
AppStore: https://apps.apple.com/us/app/sandwic...
Steam: https://store.steampowered.com/app/11...
Android: https://play.google.com/store/apps/de...

▶SEND US PUZZLES TO SOLVE/CONTACT US◀
[email protected]

▶FOLLOW US◀
Twitter: #crypticcracking
@crypticcracking
Instagram (for how to solve daily clues from The Times): https://www.instagram.com/crackingthe...

▶SOFTWARE◀
Play the puzzle in the video by clicking the link under the video (above). Thanks to Sam Cappleman-Lynes and Sven Neumann for their work.
▶Logo Design◀
Melvyn Mainini

▶Opening Credits Design◀
Joel Blundell

▶ABOUT US◀
Hi! We're Simon Anthony and Mark Goodliffe, two of the UK's most enthusiastic puzzle solvers. We have both represented the UK at the World Sudoku Championships and the World Puzzle Championships. We're also "cryptic crossword" aficionados. Mark is the twelve-time winner of The Times championship and Simon is the former record holder for most consecutive correct solutions to The Listener crossword. We hope we can help your puzzle solving while also introducing you to some of the world's best puzzles.

Thank you for watching!
Simon and Mark