2024

Date Finished Puzzle Rules Time
1 21/04/2024
  • Sudoku: place the digits 1-9 once each in every row, column, and 3x3 box.
  • Killer Cage: digits must sum to the value in the top left corner.
00:12:39
2 21/04/2024
  • Sudoku: place the digits 1-9 once each in every row, column, and 3x3 box.
  • German Whisper (green): adjacent digits must have a difference of at least 5.
  • Renban (purple): digits on the line are a set of non-repeating, consecutive numbers, in any order.
  • Rellik Cage: any combination of one or more digits cannot sum to the value in the top left.
01:12:56
3 21/04/2024
  • Sudoku: place the digits 1-9 once each in every row, column, and 3x3 box.
  • Quadruple: digits within the circle must appear at least once in the surrounding cells.
  • Loop: draw a loop that goes through all 3x3 boxes, does not go through a quadruple circle cell, has vertical symmetry, and shares the same entropy as those in the same 3x3 box.
  • Entropy: low digits (1, 2, 3), medium digits (4, 5, 6), high digits (7, 8, 9).
00:26:39
4 21/04/2024
  • Sudoku: place the digits 1-9 once each in every row, column, and 3x3 box.
  • *Thermometer (grey): digits along a thermoeter strictly increase from bulb to tip.

*The sum of every thermometer is 15.

00:50:26
5 22/04/2024
  • Sudoku: place the digits 1-9 once each in every row, column, and 3x3 box.
  • Little Killer: digits outside the grid give the sum of the digits along the indicated diagonal.
  • Circle (grey): digit must be odd.
  • *X: cells connected with an X must sum to 10.

*all possible Xs are given.

01:04:43
6 24/04/2024
  • Sudoku: place the digits 1-9 once each in every row, column, and 3x3 box.
  • Little Killer: digits outside the grid give the sum of the digits along the indicated diagonal.
  • Dutch Whisper (yellow): digits are at least 4 apart from their neighbors on the line.
  • *Kropki Dot (black): a black dot between cells indicates cell values with a 2:1 ratio.

*not all possible dots are given.

00:42:48
7 24/04/2024
  • Sudoku: place the digits 1-9 once each in every row, column, and 3x3 box.
  • Little Killer: digits outside the grid give the sum of the digits along the indicated diagonal.
00:35:15
8 24/04/2024
  • Sudoku: place the digits 1-9 once each in every row, column, and 3x3 box.
  • 1-5-9: each digit in column 1 indexs the 1 in its row, each digit in column 5 indexs the 5 in its row, and each digit in column 9 indexs the 9 in its row.
  • Killer Cage: digits must sum to the value in the top left corner.
  • *Kropki Dot (black): a black dot between cells indicates cell values with a 2:1 ratio.
  • Fog: when a digit is correctly placed, both its own cell and its surrounding 8 cells will be cleared of fog.

*all possible dots are given.

00:42:41
9 26/04/2024
  • Sudoku: place the digits 1-9 once each in every row, column, and 3x3 box.
  • Entropic Line (tan): every string of three adjacent digits must contain one digit from each set: 123, 456, 789.
  • Modular Line (teal): every string of three adjacent digits must contain one digit from each set: 147, 258, 369.
  • *Kropki Dot (black): a black dot between cells indicates cell values with a 2:1 ratio.
  • *Kropki Dot (white): a white dot between cells indicates cells with consecutive values.
  • *X: cells connected with an X must sum to 10.
  • *V: cells connected with a V must sum to 5.

*not all possible dots/Xs/Vs are given.

00:50:56
10 06/05/2024
  • Sudoku: place the digits 1-9 once each in every row, column, and 3x3 box.
  • Killer Cage: digits must sum to the value in the top left corner.
  • Thermometer (grey): digits along a thermoeter stritly increase from bulb to tip.
  • Circle (grey): digit must be odd.
00:52:09
11 07/05/2024
  • Sudoku: place the digits 1-9 once each in every row, column, and 3x3 box.
  • Killer Cage: digits must sum to the value in the top left corner.
  • Thermometer (grey): digits along a thermoeter stritly increase from bulb to tip.
  • Circle (grey): digit must be odd.
  • *V: cells connected with a V must sum to 5.
  • Non-Consecutive: cells that are orthogonally adjacent cannot contain consecutive digits.

*all possible Vs are given.

01:04:57
12 07/05/2024
  • Sudoku: place the digits 1-9 once each in every row, column, and 3x3 box.
  • Entropic Line (orange): every string of three adjacent digits must contain one digit from each set: 123, 456, 789.
  • Modular Line (teal): every string of three adjacent digits must contain one digit from each set: 147, 258, 369.
  • *Kropki Dot (white): a white dot between cells indicates cells with consecutive values.

*not all possible dots are given.

00:23:32
13 07/06/2024
  • Sudoku: place the digits 1-9 once each in every row, column, and 3x3 box.
  • Circuit Line (gold and silver): digits at the endpoints of each gold or silver line are the same as each other and indicate exactly how many unique digits are on that line.
01:03:16
14 12/06/2024
  • Sudoku: place the digits 1-9 once each in every row, column, and 3x3 box.
  • Orthogonally connected cells within each region must differ by at least 3.
  • Orthogonally connected cells between regions must differ by at least 4.
  • The central digit in each region is less than or equal to its region number.
00:25:21
15 12/06/2024
  • Hashiwokakero: connect all of the islands by drawing a series of bridges between the islands. The bridges must:
    • begin and end at distinct islands, travelling a straight line in between.
    • not cross any other bridges or islands.
    • only run orthogonally (i.e. they may not run diagonally).
    • at most two bridges connect a pair of islands.
    • the number of bridges connected to each island must match the number on that island.
    • the bridges must connect the islands into a single connected group.
00:41:22
16 12/06/2024
  • Hashiwokakero: connect all of the islands by drawing a series of bridges between the islands. The bridges must:
    • begin and end at distinct islands, travelling a straight line in between.
    • not cross any other bridges or islands.
    • only run orthogonally (i.e. they may not run diagonally).
    • at most two bridges connect a pair of islands.
    • the number of bridges connected to each island must match the number on that island.
    • the bridges must connect the islands into a single connected group.
00:03:37
17 17/06/2024
  • Hashiwokakero: connect all of the islands by drawing a series of bridges between the islands. The bridges must:
    • begin and end at distinct islands, travelling a straight line in between.
    • not cross any other bridges or islands.
    • only run orthogonally (i.e. they may not run diagonally).
    • at most two bridges connect a pair of islands.
    • the number of bridges connected to each island must match the number on that island.
    • the bridges must connect the islands into a single connected group.
00:08:34
18 01/07/2024
  • Sudoku: place the digits 1-9 once each in every row, column, and 3x3 box.
  • *Kropki Dot (black): a black dot between cells indicates cell values with a 2:1 ratio.
  • *Kropki Dot (white): a white dot between cells indicates cells with consecutive values.

*all possible dots are given, black and white dots do not overlap.

00:18:51
19 04/07/2024
  • Sudoku: place the digits 1-9 once each in every row, column, and 3x3 box.
  • Summing Lines: each coloured line represents a value. Each colour has a different value. A cell's digit equals the sum of all lines within that cell.
  • *Kropki Dot (black): a black dot between cells indicates cell values with a 2:1 ratio.
  • *Kropki Dot (white): a white dot between cells indicates cells with consecutive values.

*not all possible dots are given.

00:13:04
20 04/07/2024
  • Sudoku: place the digits 1-9 once each in every row, column, and 3x3 box.
  • Killer Cage: digits must sum to the value in the top left corner.
  • *Kropki Dot (black): a black dot between cells indicates cell values with a 2:1 ratio.
  • *Kropki Dot (white): a white dot between cells indicates cells with consecutive values.
  • *X: cells connected with an X must sum to 10.
  • *V: cells connected with a V must sum to 5.

*not all possible dots/Xs/Vs are given.

00:30:52
21 05/07/2024
  • Sudoku: place the digits 1-9 once each in every row, column, and 3x3 box.
  • Thermometer (grey): digits along a thermoeter strictly increase from bulb to tip. Each pair of orthogonally adjacent digits includes exactly one odd and one even digit.
  • Orthogonally adjacent digits are non-consecutive.
00:27:38
22 05/07/2024
  • Sudoku: place the digits 1-9 once each in every row, column, and 3x3 box.
  • Slow thermometer (grey): digits along a thermoeter increase from bulb to tip. Digits may repeat.
00:32:27
23 05/07/2024
  • Sudoku: place the digits 1-9 once each in every row, column, and 3x3 box.
  • Killer Cage: digits must sum to the value in the top left corner.
  • Any digit inside a cage cannot see the same digit that is a king's or knight's move apart.
  • Any digit outside a cage must see the same digit that is a king's and/or knight's move apart atleast once.
00:29:14
24 11/07/2024
  • Sudoku: place the digits 1-9 once each in every row, column, and 3x3 box.
  • Disjoint: digits in the same relative position in different boxes cannot contain the same digit.
  • Killer Cage: digits must sum to the value in the top left corner.
  • Fog: when a digit is correctly placed, both its own cell and its surrounding 8 cells will be cleared of fog.
  • Thermometer (grey): digits along a thermoeter stritly increase from bulb to tip.
00:49:58
25 11/07/2024
  • Sudoku: place the digits 1-9 once each in every row, column, and 3x3 box.
  • Entropy: blue cells are low (1, 2, 3), green cells are middle (4, 5, 6), orange cells are high (7, 8, 9).
  • Circle (grey): digit must be odd.
  • *X: cells connected with an X must sum to 10.
  • Anti-knight: any digit separated by a knight's move cannot be the same.
  • The positive and the negative diagonals must sum to either 33 or 42.
  • There is exactly one X-sum clue in the grid that is 41. Eg. There is a 41 clue positioned outside a row or column somewhere, and it gives the sum of the first X digits in that row or column, where X is the first digit in that row or column.

*all possible Xs are given.

00:18:05