🔢 Sudoku Puzzles

Sudoku puzzle-solving videos from CTC.

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

82 rows where Constraints contains "Region Sum Lines" and Solver contains "Mark" sorted by Id descending

Solver 1

  • Mark · 82 ✖

Setter 55

Constraints 68

Id â–˛ Puzzle Title Date Solver Setter Constraints Video Video Length Video Length (Minutes)
6518 Tee Time 2024-10-28 Mark Brinel Consecutive, German Whispers, Killer, Region Sum Lines
All Quiet on the Tee!
All Quiet on the Tee!
 00:21:13 22 min
6481 Integral of xÂł 2024-10-17 Mark Evan German Whispers, Killer, Region Sum Lines, Renban, XV
The Integration Expansion
The Integration Expansion
 00:20:43 21 min
6460 It’s a Secret 2024-10-11 Mark Jaxar Dutch Whispers, Killer, Multitask Clues, Region Sum Lines
Never Gonna Give This Up
Never Gonna Give This Up
 00:58:35 59 min
6443 Rupees 2024-10-06 Mark Sotehr Dutch Whispers, Entropic Lines, German Whispers, Kropki, Modular Lines, Region Sum Lines, Renban, Thermo
Proof that this Sudoku Solver Knows Nothing about Zelda
Proof that this Sudoku Solver Knows Nothing about Zelda
 00:28:01 29 min
6395 Prime Loop 2024-09-21 Mark Klausku Killer, Loop, Primes, Region Sum Lines
Going Loopy over my Sudoku!
Going Loopy over my Sudoku!
 00:38:06 39 min
6379 Sleeper Cells 2024-09-16 Mark Bearded Fool German Whispers, Indexing, Kropki, Liar, Parity Lines, Region Sum Lines, Renban
Sleepy Time Sudoku
Sleepy Time Sudoku
 00:53:30 54 min
6333 Putting Green 2024-09-02 Mark Brinel Consecutive, German Whispers, O/E, Quadruple, Region Sum Lines, Renban
Putting Sudoku in the Picture
Putting Sudoku in the Picture
 00:43:46 44 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
6253 Swimming in the Reeds 2024-08-08 Mark James Kopp German Whispers, Kropki, Region Sum Lines
One of the Fishiest Sudokus Ever
One of the Fishiest Sudokus Ever
 00:39:01 40 min
6250 Apologetic Airlines 2024-08-07 Mark olima German Whispers, Indexing, Kropki, Region Sum Lines, Renban
Apologetic Airlines
Apologetic Airlines
 00:33:04 34 min
6238 Wake Up! 2024-08-03 Mark Pete Craig Quadruple, Region Sum Lines
Wake Up with Sudoku!
Wake Up with Sudoku!
 00:17:53 18 min
6225 Drawn to Scale 2024-07-30 Mark Amin Khalek Doublers, Extra Regions, Halvers, Inequality, Min/Max, Palindrome, Region Sum Lines
These Shapes Look Completely Impossible
These Shapes Look Completely Impossible
 00:56:45 57 min
6031 Where Does It All End? 2024-05-31 Mark Andy Petersen Anti-Renban, Between Lines, Entropic Lines, Fog, German Whispers, Modular Lines, Multitask Clues, N-Lines, O/E, Region Sum Lines, Renban, Same Difference Lines
Where Does it All End Anyway?
Where Does it All End Anyway?
 01:32:33 93 min
6020 Polygons 2024-05-28 Mark James Kopp Dutch Whispers, Killer, Region Sum Lines
Simple Shapes, Concealing Fiendish Logic!
Simple Shapes, Concealing Fiendish Logic!
 00:46:03 47 min
5986 Treasure Map 2024-05-17 Mark Biscuit Anti-XV, Arrow, Dutch Whispers, Region Sum Lines, XV
Lightly Buried Treasure!
Lightly Buried Treasure!
 00:18:07 19 min
5978 Electrostatic Discharge 2024-05-15 Mark Allagem Anti-Renban, Region Sum Lines
It Comes as a Bit of a Shock ...
It Comes as a Bit of a Shock ...
 00:46:42 47 min
5969 MOM DAY 2024-05-12 Mark Kennet's Dad Arrow, Between Lines, Entropic Lines, German Whispers, Kropki, Region Sum Lines, Renban, XV
For all the Moms ... Sudoku!
For all the Moms ... Sudoku!
 00:41:09 42 min
5965 Think Inside the Box 2024-05-11 Mark James Kopp German Whispers, Region Sum Lines, Renban
Think inside the Box for Once!
Think inside the Box for Once!
 01:05:03 66 min
5955 Pseudo Cluedo 2024-05-08 Mark Marty Sears Anti-Renban, Digit Restriction, German Whispers, Killer, Modifier Cells, O/E, Palindrome, Pathway, Region Sum Lines, Slow Thermo, XV, Zipper Lines
Use Cluedoku Skills to Find the Killer!
Use Cluedoku Skills to Find the Killer!
 00:52:42 53 min
5924 Con-set-cutive 2024-04-28 Mark Teal 6x6, German Whispers, Killer, Mean Mini, Region Sum Lines, Renban
A 6x6 Sudoku Puzzle today - But we Know they aren't Always Easy!
A 6x6 Sudoku Puzzle today - But we Know they aren't Always Easy!
 00:25:05 26 min
5921 One-Man Band 2024-04-27 Mark Bren77 Consecutive, Modifier Cells, Region Sum Lines
One-Man Band for a One-Year Anniversary!
One-Man Band for a One-Year Anniversary!
 01:12:24 73 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
5850 Crac-King the Easter Eggs 2024-04-05 Mark olima Anti-King, German Whispers, Kropki, Region Sum Lines
The Beautiful Sudoku Easter Eggs
The Beautiful Sudoku Easter Eggs
 00:29:38 30 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
5823 A Few Glasses O' Bubbly 2024-03-28 Mark David Workman Consecutive, Dutch Whispers, German Whispers, Quadruple, Region Sum Lines, Renban
Time for that Sweet Champagne
Time for that Sweet Champagne
 00:28:33 29 min
5782 Segue Ursa 2024-03-15 Mark Dorlir Ambiguous Clues, Count, Difference, Region Sum Lines, Spiral Galaxies
One Galaxy to Rule them All
One Galaxy to Rule them All
 01:03:30 64 min
5745 The Gallery 2024-03-04 Mark Riffclown Anti-Renban, Irregular, Region Sum Lines, Renban
You wanted me to solve this Easter Egg puzzle. I try ...
You wanted me to solve this Easter Egg puzzle. I try ...
 00:37:56 38 min
5722 Shredded 2024-02-26 Mark LibardiA Indexing, Killer, Region Sum Lines, Split Grid
Oh no! My Sudoku has Fallen Apart!
Oh no! My Sudoku has Fallen Apart!
 00:36:51 37 min
5605 Intersections 2024-01-21 Mark James Kopp German Whispers, Region Sum Lines, Thermo, XV
When Worlds of Blue & Green Collide ...
When Worlds of Blue & Green Collide ...
 00:58:53 59 min
5596 Ramen 2024-01-19 Mark Nebuzaradan 6x6, Empty Cells, Region Sum Lines, Renban
A Wonderful Portion of Ramen
A Wonderful Portion of Ramen
 00:37:51 38 min
5573 Harvest Lumber 2024-01-12 Mark rockratzero Killer, Multitask Clues, Region Sum Lines, Renban, Thermo, X-Sums
Putting your Back into Solving Sudoku
Putting your Back into Solving Sudoku
 00:33:59 34 min
5569 Orchard 2024-01-11 Mark Blobz Doublers, Killer, Region Sum Lines, Renban, Thermo
Never Canter through an Orchard
Never Canter through an Orchard
 00:24:17 25 min
5517 Poly 2023-12-26 Mark Jay Dyer Region Sum Lines
The Purest Form of Sudoku Brilliance
The Purest Form of Sudoku Brilliance
 00:45:50 46 min
5500 Swatting Flies 2023-12-21 Mark James Kopp Arrow, Kropki, Region Sum Lines
Swatting Flies is Hard Work
Swatting Flies is Hard Work
 00:31:48 32 min
5442 Houndstooth 2023-12-04 Mark carabet Arrow, German Whispers, Region Sum Lines, Renban
Four Different Lines - but How can we Solve them?
Four Different Lines - but How can we Solve them?
 00:29:10 30 min
5418 Point of View 2023-11-27 Mark Nordy Diagonal, Kropki, Region Sum Lines
Another Sudoku Discovery
Another Sudoku Discovery
 00:30:31 31 min
5302 Black Sheep 2023-10-30 Mark Leonhard Kohl-Lörting 1-5 Digits, Region Sum Lines, Sums, Whispers
Normal Sudoku Rules DO NOT Apply AT ALL
Normal Sudoku Rules DO NOT Apply AT ALL
 00:34:06 35 min
5296 Loose Associations 2023-10-28 Mark dumediat Multitask Clues, Numbered Rooms, Region Sum Lines, Remote Sums
A Puzzle with Fantastic Pedigree
A Puzzle with Fantastic Pedigree
 01:14:36 75 min
5285 Equilibrium 2 2023-10-26 Mark GemmaOane Gemma Lines, Region Sum Lines, XV
The Newest Sudoku Line Invented?
The Newest Sudoku Line Invented?
 00:39:38 40 min
5259 Forgiven 2023-10-20 Mark James Sinclair Diagonal, O/E, Region Sum Lines
How to get Forgiven by a Top Constructor
How to get Forgiven by a Top Constructor
 00:32:45 33 min
5189 10 (Types of) Lines 2023-10-03 Mark Math Pesto Anti-Renban, Between Lines, Entropic Lines, German Whispers, Modular Lines, N-Lines, Parity Lines, Quadruple, Region Sum Lines, Renban, Thermo
All Kinds of Lines - We Love Line Sudoku!
All Kinds of Lines - We Love Line Sudoku!
 00:35:47 36 min
5167 50 as Well 2023-09-28 Mark Quiriqui German Whispers, Modular Lines, Multitask Clues, Region Sum Lines, Renban
Many Happy Sudoku Returns!
Many Happy Sudoku Returns!
 00:36:51 37 min
5073 Crevices 2023-09-05 Mark Celery Region Sum Lines
How Line Sudoku can Thrill You
How Line Sudoku can Thrill You
 00:33:01 34 min
4964 Table Tennis Timeout 2023-08-08 Mark olima German Whispers, Kropki, Region Sum Lines, Renban, Thermo
Table Tennis, Anyone?
Table Tennis, Anyone?
 00:56:07 57 min
4854 Stumped 2023-07-12 Mark James Kopp Little Killer, Region Sum Lines, Thermo
Do Not Get Stumped!
Do Not Get Stumped!
 00:36:35 37 min
4771 Reegion Suum Kroopki 2023-06-22 Mark Migu Kropki, Region Sum Lines, Sums
Doots and Don'ts!
Doots and Don'ts!
 00:37:35 38 min
4754 Tiers of the Kingdom 2023-06-18 Mark Philip Newman Arrow, German Whispers, Kropki, Region Sum Lines, Renban, Thermo, XV
Bwahahaha! Evil Sudoku Genius at work ...
Bwahahaha! Evil Sudoku Genius at work ...
 00:33:55 34 min
4696 Blueberry Lemon 2023-06-03 Mark Clover Lemon, Region Sum Lines
GAS on the Ropes
GAS on the Ropes
 00:43:29 44 min
4603 Summetric Placement 2023-05-10 Mark Philip Newman Kropki, Region Sum Lines
GAS when it goes wrong
GAS when it goes wrong
 00:41:10 42 min
4599 Jörminigandr 2023-05-10 Mark Bill Murphy Region Sum Lines
GAS when it goes wrong
GAS when it goes wrong
 00:41:10 42 min
4580 Wrinkled Potato 2023-05-05 Mark Quiriqui Entropic Lines, Multitask Clues, Region Sum Lines, Unique Sums
An Extraordinary Debut
An Extraordinary Debut
 01:12:36 73 min
4508 Boston Marathon 2023-04-17 Mark FigoHarr Anti-Kropki, Anti-XV, Doubling Lines, German Whispers, Kropki, Region Sum Lines, Renban, XV
Using the Subway to Complete a Marathon?
Using the Subway to Complete a Marathon?
 00:24:31 25 min
4404 Borromean Rings 2023-03-22 Mark Allagem German Whispers, Killer, Parity Lines, Region Sum Lines
A Magical Puzzle based on Magical Rings
A Magical Puzzle based on Magical Rings
 00:33:47 34 min
4310 Butterfly Clip 2023-02-26 Mark Tallcat, grkles Multitask Clues, Numbered Rooms, Region Sum Lines
A Beautiful Collaboration
A Beautiful Collaboration
 00:44:19 45 min
4296 Gattai Another Day 2023-02-22 Mark Philip Newman Gattai, Region Sum Lines
The Great Gattai GAS Blast
The Great Gattai GAS Blast
 00:29:33 30 min
4248 Rainbow Rising 2023-02-11 Mark deedoeDaydoh Arrow, Bounded Lines, Dutch Whispers, Entropic Lines, German Whispers, Palindrome, Region Sum Lines, Renban
Rising to the Rainbow
Rising to the Rainbow
 00:28:42 29 min
4237 Target Practice 2023-02-09 Mark DJV Anti-Knight, Region Sum Lines, Sums
A Brand New Target
A Brand New Target
 00:49:01 50 min
4199 Borobudur 2023-01-31 Mark Philipp Blume Region Sum Lines, XY-Differences
The Hippo Shares His Secrets
The Hippo Shares His Secrets
 00:27:19 28 min
4038 Region Sum Lines 2022-12-21 Mark Clover Region Sum Lines
Twas the GAS Before Christmas
Twas the GAS Before Christmas
 00:27:06 28 min
4019 Prime Time 2022-12-16 Mark James Kopp Ambiguous Clues, Killer, Primes, Region Sum Lines
Whenever it is now ... it's Prime Time!
Whenever it is now ... it's Prime Time!
 00:48:31 49 min
3973 Regional Conflict 2022-12-04 Mark Chilly Fog, Region Sum Lines
We Like our Conflicts in a Tight Region
We Like our Conflicts in a Tight Region
 00:29:07 30 min
3934 Regional Differences 2022-11-25 Mark Oddlyeven Kropki, Region Sum Lines
Regional Differences
Regional Differences
 00:33:13 34 min
3904 Squeaky Sum Time 2022-11-18 Mark Philip Newman Region Sum Lines
GAS - We're Here to Solve
GAS - We're Here to Solve
 00:40:09 41 min
3870 Lucky 7 2022-11-09 Mark James Kopp Anti-Knight, Region Sum Lines, Renban
Why is Number 7 Lucky?
Why is Number 7 Lucky?
 00:30:31 31 min
3756 Summetry 2022-10-11 Mark Philip Newman Region Sum Lines
A Quick GAS Top-Up
A Quick GAS Top-Up
 00:40:58 41 min
3746 Region Renbanmos 2022-10-09 Mark Memeristor Consecutive, Region Sum Lines
Regional Sudoku
Regional Sudoku
 00:22:24 23 min
3682 Kropki on Steroids Sudoku 2022-09-23 Mark MarcinJ Diagonal, Kropki, Region Sum Lines
Sudoku on Steroids
Sudoku on Steroids
 00:27:01 28 min
3671 Entangled 2022-09-21 Mark Yarr Diagonal, Killer, Region Sum Lines
Tangled in a Sudoku Web
Tangled in a Sudoku Web
 00:34:46 35 min
3605 Duality 2022-09-05 Mark Riffclown Region Sum Lines, Thermo
What Else can a Thermometer Show You?
What Else can a Thermometer Show You?
 00:24:51 25 min
3582 Spring in the Step 2022-08-30 Mark David Clamage Quadruple, Region Sum Lines
Sudoku puts Pep in your Step!
Sudoku puts Pep in your Step!
 00:26:53 27 min
3566 The Coriolis Effect 2022-08-26 Mark Jim Taylor Region Sum Lines
Is the Coriolis Effect Real?
Is the Coriolis Effect Real?
 00:30:50 31 min
3491 Your Grid A Splode 2022-08-07 Mark Philip Newman Region Sum Lines
Another GAS Milestone
Another GAS Milestone
00:28:36 29 min
3439 Wrench Heads 2022-07-25 Mark Agent Arrow, Chaos Construction, Region Sum Lines
An Absolute Head Wrencher
An Absolute Head Wrencher
 01:07:23 68 min
3418 Lixiviatin’ on a Prayer 2022-07-20 Mark Philip Newman Killer, Region Sum Lines
A New Burst of GAS
A New Burst of GAS
00:38:17 39 min
3406 Duel of the Fates 2022-07-17 Mark Darth Paradox Ambiguous Clues, Arrow, Dutch Whispers, Entropic Lines, German Whispers, Palindrome, Region Sum Lines, Renban
The Battle to End All Battles
The Battle to End All Battles
 00:57:00 57 min
3307 Sum Hope 2022-06-25 Mark Chilly Region Sum Lines
Finding the Problem can be Harder than Solving It
Finding the Problem can be Harder than Solving It
 00:32:50 33 min
3300 The Anduin 2022-06-24 Mark Philip Newman Region Sum Lines
Great Balls of GAS
Great Balls of GAS
00:37:06 38 min
3114 That's Sum Slithering 2022-05-15 Mark AndreasV Region Sum Lines, Snake
What Colour is Slytherin?
What Colour is Slytherin?
 00:26:36 27 min
3047 Sudoku #3047 2022-04-29 Mark Clover Region Sum Lines
Keeping the GAS Flowing
Keeping the GAS Flowing
00:30:25 31 min
2876 Fourtuitous 2022-03-17 Mark Memeristor Region Sum Lines
More than Luck Needed for this Puzzle
More than Luck Needed for this Puzzle
 00:28:50 29 min
2828 Equal Color Sums 2022-03-07 Mark Rodrigo Mahu Region Sum Lines
Some Sums Seem the Same Sums
Some Sums Seem the Same Sums
 00:31:40 32 min
2370 Equal Sums 2021-10-18 Mark David Clamage Region Sum Lines
Sum Thing Funny ... and Fun
Sum Thing Funny ... and Fun
 00:23:36 24 min

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