🔢 Sudoku Puzzles

Sudoku puzzle-solving videos from CTC.

Data source: Cracking the Cryptic Catalogue · About: View on GitHub

74 rows where Constraints contains "Ratio" and Solver contains "Mark" sorted by Id descending

Solver 1

  • Mark · 74 ✖

Setter 57

Constraints 53

Id â–² Puzzle Title Date Solver Setter Constraints Video Video Length Video Length (Minutes)
6717 Sudoquartet 2024-12-25 Mark Wypman Linked Grids, Palindrome, Ratio, Region Sum Lines
A Mammoth Monstrosity for Christmas Day
A Mammoth Monstrosity for Christmas Day
 01:03:32 64 min
6698 Differences Count - part 3 2024-12-19 Mark Marty Sears, sujoyku Counting Differences, Ratio
The Evolution of a Great Puzzle Idea
The Evolution of a Great Puzzle Idea
 00:40:28 41 min
6697 Differences Count - part 2 2024-12-19 Mark Marty Sears, sujoyku 6x6, Counting Differences, Ratio
The Evolution of a Great Puzzle Idea
The Evolution of a Great Puzzle Idea
 00:40:28 41 min
6696 Differences Count - part 1 2024-12-19 Mark Marty Sears, sujoyku 4x4, Counting Differences, Ratio
The Evolution of a Great Puzzle Idea
The Evolution of a Great Puzzle Idea
 00:40:28 41 min
6673 Fair and Square 2024-12-12 Mark James Kopp Dutch Whispers, Fog, Ratio
Seeking Squares in the Fog
Seeking Squares in the Fog
 00:29:20 30 min
6594 Humble Pi 2024-11-19 Mark James Kopp Little Killer, Non-Consecutive, Ratio
Have a Proper Slice of Humble Pi - Brilliantly Constructed Sudoku
Have a Proper Slice of Humble Pi - Brilliantly Constructed Sudoku
 00:29:50 30 min
6587 You Know How I Roll 2024-11-17 Mark arctan Fog, Ratio, XV
Approachable Fog of War Sudoku!
Approachable Fog of War Sudoku!
 00:20:28 21 min
6568 Lobster Dinner 2024-11-11 Mark Awedish German Whispers, Modulo, Ratio, Sums
The Perfection of Sudoku Art
The Perfection of Sudoku Art
 00:36:57 37 min
6553 Out of Order 2024-11-07 Mark blackjackfitz Ratio, Renban
The Youngest Ever Fan of our Channel?
The Youngest Ever Fan of our Channel?
 00:28:30 29 min
6546 Between the Edges 2024-11-05 Mark Jodawo Inequality, Ratio
A Special Day - for Someone Somewhere
A Special Day - for Someone Somewhere
 00:46:53 47 min
6463 Pea Soup 2024-10-12 Mark Oddlyeven Fog, Ratio, Split Pea Lines
No Soup for You!
No Soup for You!
 00:30:06 31 min
6449 Foes Eternal 2024-10-08 Mark Panthera, TheAsylm Fog, Japanese Sums, Linked Grids, Ratio
A Great Puzzle Pair
A Great Puzzle Pair
 00:54:38 55 min
6291 True Blue 2024-08-20 Mark James Kopp Anti-Ratio, Ratio, Region Sum Lines
True Blue, like a Kangaroo?
True Blue, like a Kangaroo?
 00:34:40 35 min
6282 Weird Bug 2024-08-17 Mark Jay Dyer Ratio, Renban
Getting to Grips with a Bug
Getting to Grips with a Bug
 00:31:01 32 min
6263 Sir Bri Sudoku 2024-08-11 Mark olima German Whispers, Ratio, Renban
Brian May - the Unexpected Tribute!
Brian May - the Unexpected Tribute!
 00:29:32 30 min
6181 Black Mamba 2024-07-16 Mark Lithium-Ion Consecutive, Indexing, Pathway, Ratio
And now, Snaking its way Through our Grid ... a Black Mamba
And now, Snaking its way Through our Grid ... a Black Mamba
 00:40:18 41 min
6167 Take More U-Turns 2024-07-12 Mark Black_Doom Average Arrow, Entropic Lines, N-Lines, Ratio
You Turn if you Want to!
You Turn if you Want to!
 00:48:02 49 min
6073 Squaring the Squircles 2024-06-13 Mark Patrik Repo Cipher, Exponents, Palindrome, Ratio, Sums, Thermo, XV
These Circles are Definitely Squared!
These Circles are Definitely Squared!
 01:25:50 86 min
6064 Two Is the Loneliest Number 2024-06-10 Mark Caleb Norris Anti-Ratio, German Whispers, Killer, Ratio
Two is Lonely Here!
Two is Lonely Here!
 00:41:43 42 min
6017 ±1 2024-05-27 Mark Math Pesto Modifier Cells, Ratio, Renban
Modified Sudoku
Modified Sudoku
 00:34:58 35 min
6008 Shima Yuteki 2024-05-24 Mark rockratzero Killer, Ratio, Shimaguni
A Funky New Ruleset
A Funky New Ruleset
 00:39:58 40 min
5975 Tenet 2024-05-14 Mark Jazzora Consecutive, Diagonal, Extra Regions, O/E, Ratio, XV
Some Super Smashing Symmetry!
Some Super Smashing Symmetry!
 00:29:53 30 min
5936 La PrimeAvera 2024-05-02 Mark Kothornos Diagonal, Killer, Little Killer, Primes, Ratio
Springtime for Sudoku
Springtime for Sudoku
 00:42:56 43 min
5911 Nuts and Bolts 2024-04-24 Mark Kennet's Dad Killer, Ratio, Region Sum Lines
The Nuts and Bolts of Sudoku
The Nuts and Bolts of Sudoku
 01:00:02 61 min
5830 Warming Sets 2024-03-30 Mark Teal 6x6, Arrow, Entropic Lines, German Whispers, Mean Mini, Ratio, Region Sum Lines, Sums
Enjoy a Lovely 6x6 Sudoku Here!
Enjoy a Lovely 6x6 Sudoku Here!
 00:20:32 21 min
5794 Dune: The Mentat's Diversion 2024-03-19 Mark David Workman Killer, Ratio, Thermo
Sudoku based on Dune. This will be Diverting ...
Sudoku based on Dune. This will be Diverting ...
 00:32:35 33 min
5785 March of the Palindromes 2024-03-16 Mark Eric Rathbun Diagonal, Little Killer, Palindrome, Ratio
The Palindromes are on the March!
The Palindromes are on the March!
 00:45:33 46 min
5778 Pi Day 2024 2024-03-14 Mark Dr Logic Anti-Knight, Killer, Ratio, Thermo
Time for Some Irrational Celebrations
Time for Some Irrational Celebrations
 00:44:50 45 min
5706 Kropki Kounting 2024-02-21 Mark Myxo Counting Circles, Difference, Ratio
Don't Join the Dots - Count Them!
Don't Join the Dots - Count Them!
 00:51:47 52 min
5668 'I can resist everything but temptation' 2024-02-09 Mark Kennet's Dad Anti-Knight, Modulo, Ratio, Thermo
Resisting Everything ... Well, Almost Everything
Resisting Everything ... Well, Almost Everything
 00:47:20 48 min
5664 Harbor 2024-02-08 Mark Bert Battleship, Count, Ratio, Thermo
Become a Harbor Master with Sudoku Skills!
Become a Harbor Master with Sudoku Skills!
 00:34:49 35 min
5576 2x Cages for the Price of 1 2024-01-13 Mark NurglesGift Incomplete Clues, Killer, Ratio, Thermo, XV
The Gift of Elegant Variant Sudoku
The Gift of Elegant Variant Sudoku
 00:24:13 25 min
5527 Per: Zip 2023-12-29 Mark Anthony Anderson Doublers, Ratio, Zipper Lines
A Fabulous Debut Sudoku
A Fabulous Debut Sudoku
 00:42:33 43 min
5412 Diamond Mining 2023-11-25 Mark Ratfinkz Anti-Knight, Arrow, Counting Circles, Ratio
Mining for Sudoku Gems!
Mining for Sudoku Gems!
 00:42:58 43 min
5394 Schrödinger's Foggy Rationale 2023-11-21 Mark gdc Fog, Ratio, S-Cells
Fog-of-War and Schrodinger Cells? What's Not to Love?
Fog-of-War and Schrodinger Cells? What's Not to Love?
 00:30:45 31 min
5362 That's 3 in the Top Right 2023-11-13 Mark Philip Newman Arrow, Difference, Ratio
Being Your Own GAS Nemesis
Being Your Own GAS Nemesis
 00:40:28 41 min
5352 VeliX 2023-11-11 Mark Felix Ratio, Thermo, XV
"Happy" Days are Here Again
"Happy" Days are Here Again
 00:31:21 32 min
5249 Twenty Lines 2023-10-17 Mark David Clamage N-Lines, Ratio
Are Twenty Lines Twice as Fun as Ten Lines?
Are Twenty Lines Twice as Fun as Ten Lines?
 00:29:48 30 min
5186 Trophy Case 2023-10-02 Mark ifletchr German Whispers, Killer, O/E, Ratio, Renban, Thermo
The Ryder Cup of Sudoku
The Ryder Cup of Sudoku
 00:29:06 30 min
5114 Brackets 2023-09-15 Mark Kitten Arrow, Diagonal, Ratio
A Terrible Solve of an Excellent Puzzle
A Terrible Solve of an Excellent Puzzle
 00:55:41 56 min
4933 Target Practice 2023-08-01 Mark oxjphs German Whispers, O/E, Ratio
Practise Your Skills with this Sudoku
Practise Your Skills with this Sudoku
 00:19:14 20 min
4930 Knight Arrows 2023-07-31 Mark Dr Sudoku Anti-Knight, Arrow, Ratio
Help me Solve the Arrows of the Knight
Help me Solve the Arrows of the Knight
 00:31:08 32 min
4874 Six Dots 2023-07-17 Mark Lutterot Indexing, Ratio
Going Dotty about Six Dots
Going Dotty about Six Dots
 01:04:20 65 min
4792 Papier-mâché 2023-06-27 Mark Perladel Indexing, Ratio
The Horrors of Indexing
The Horrors of Indexing
 00:32:54 33 min
4758 Multiple Sudoku 2023-06-18 Mark Clover Ratio
Bwahahaha! Evil Sudoku Genius at work ...
Bwahahaha! Evil Sudoku Genius at work ...
 00:33:55 34 min
4739 Tears of the Kropki 2023-06-14 Mark Philip Newman Difference, Ratio
GAS Around the Clock
GAS Around the Clock
 00:39:06 40 min
4659 The Odd Couple 2023-05-24 Mark Philip Newman Difference, Ratio
GAS Qu'est-ce que c'est?
GAS Qu'est-ce que c'est?
 00:40:19 41 min
4537 HI 2023-04-25 Mark Philip Newman Ratio
Nothing But the GAS
Nothing But the GAS
 00:36:12 37 min
4514 Short, Sweet and Simple 2023-04-19 Mark Cassadilla Anti-Ratio, German Whispers, Inequality, O/E, Pencilmarks, Ratio, Renban
Short and Very Sweet
Short and Very Sweet
 00:23:41 24 min
4361 Love Numbers 2023-03-11 Mark Philip Newman Difference, Ratio
Approach this GAS with Care
Approach this GAS with Care
 00:41:40 42 min
4323 Read Between the Lines 2023-03-01 Mark James Kopp German Whispers, Ratio, Renban
What's Hidden Between the Lines?
What's Hidden Between the Lines?
 00:30:12 31 min
4277 Back to the Ratio 2023-02-18 Mark Bill Murphy Ratio
Back to the GAS Lab
Back to the GAS Lab
 00:35:20 36 min
4171 All I Want for Christmas Is 2 2023-01-24 Mark Philip Newman Difference, Ratio
All I want is GAS
All I want is GAS
 00:33:40 34 min
4042 Dot You (Forget About Me) 2022-12-21 Mark Bill Murphy Ratio
Twas the GAS Before Christmas
Twas the GAS Before Christmas
 00:27:06 28 min
4026 ΓΕology 2022-12-17 Mark Philip Newman Difference, Ratio
GAS with Multiple Explosions
GAS with Multiple Explosions
 00:52:41 53 min
3813 Diophantine Addict 2022-10-26 Mark Glen Fletcher Arrow, Killer, Palindrome, Ratio
Diophantine Equations in Sudoku
Diophantine Equations in Sudoku
 00:58:25 59 min
3778 Renban-Anti-Kropki 2022-10-16 Mark Klausku Non-Consecutive, Ratio, Renban
Feeling Positive about Negative Constraints
Feeling Positive about Negative Constraints
 00:21:02 22 min
3772 Difference Ratio Sudoku 2022-10-15 Mark jovi_al Difference, Ratio
A Change in the GAS Gang
A Change in the GAS Gang
 00:40:48 41 min
3767 Good Luck, Bad Luck 2022-10-14 Mark Xykruzine Indexing, Killer, Ratio
An Intense Feeling of Deja Vu
An Intense Feeling of Deja Vu
 00:15:09 16 min
3716 Two for One 2022-10-01 Mark Philip Newman Ratio
An Extra Blast of GAS
An Extra Blast of GAS
00:48:07 49 min
3697 Sudoku #3697 2022-09-27 Mark Tyrgannus Difference, Ratio
GAS Who's Coming to Dinner?
GAS Who's Coming to Dinner?
00:33:52 34 min
3668 5 Pluses 2022-09-20 Mark Udo Spemyn Anti-King, Arrow, Extra Regions, O/E, Parity, Ratio, Sandwich
The Most Positive of Puzzles
The Most Positive of Puzzles
 00:35:47 36 min
3589 The Smiling Bishop 2022-09-01 Mark Ryzen German Whispers, O/E, Ratio, XV
The Smiling Bishop
The Smiling Bishop
 00:37:05 38 min
3264 Redemption 2022-06-14 Mark Andrew B Anti-Knight, Killer, Ratio
Putting the Red into Redemption
Putting the Red into Redemption
 00:27:37 28 min
3194 Mystery Kropki Sudoku #2 2022-06-01 Mark Can Erturan Ambiguous Clues, Difference, Ratio, Sum Pairs
A Magical Mystery Sudoku Tour
A Magical Mystery Sudoku Tour
 00:35:56 36 min
3157 Guard Dog 2022-05-24 Mark Philip Newman Difference, Ratio
GAS Patchy
GAS Patchy
00:31:37 32 min
2545 Two Clever by Half 2021-12-08 Mark Philip Newman Difference, Ratio
A Ton of GAS
A Ton of GAS
00:52:34 53 min
2544 That’s Three in the Corner 2021-12-08 Mark Philip Newman Difference, Ratio
A Ton of GAS
A Ton of GAS
00:52:34 53 min
2543 Fourshadowing 2021-12-08 Mark Philip Newman Difference, Ratio
A Ton of GAS
A Ton of GAS
00:52:34 53 min
2391 Gamma and Epsilon 2021-10-26 Mark Sam Cappleman-Lynes Difference, Ratio
A Burst of GAS
A Burst of GAS
00:40:52 41 min
2267 Triple Double 2021-09-15 Mark Philip Newman Ratio
More Gas in the Tank
More Gas in the Tank
00:40:41 41 min
1998 Bedazzled 2021-06-15 Mark GarlicBredFries Ratio
A dazzling Sudoku debut
A dazzling Sudoku debut
 00:34:39 35 min
1942 Discovered Connections 2021-05-21 Mark Wesley Murphy Difference, O/E, Ratio
Making Connections, Sudoku Style
Making Connections, Sudoku Style
 00:39:24 40 min
1508 Sudoku #1508 2020-10-28 Mark Eric Fox Consecutive, Ratio
Where are the Black Dots?
Where are the Black Dots?
 00:34:48 35 min

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