Puzzle 325: Regional Yajilin

Instructions

Theme: Squares in squares

Regional Yajilin Instructions

Rules: The challenge is to draw a single, closed loop and shade some cells, subject to the following rules:

1. Numbered cells indicate the amount of shaded cells in the corresponding region..
2. Shaded cells cannot touch horizontally or vertically but may touch diagonally. 
3. All remaining white cells should be traversed by a single closed loop, with no branches and which doesn't cross itself.

Puzzle 319: Pata

Instructions

Theme: Pairing-up

Puzzle 318: Battlestar

Instructions

Theme: Cross cut-outs

Battlestar Instructions

Rules: The challenge is to place stars in each row and column, subject to the following rules:

1. The number of stars in each row and column is equal to the number at the bottom right.
2. Stars cannot touch vertically, horizontally or diagonally.

Puzzle 317: Regional Tapa

Instructions

Theme: Skewed Cross

Puzzle 316: LITS Twin

Instructions 

Theme: Corner to Corner

Special Puzzle: Kakuro

Theme: April Fools, 1st April 2019

Puzzle 313: Window Tapa

Instructions

Theme: Switching Over

Puzzle 311: Hexagonal Kurokuron

Instructions 

Theme: 3,4,5,6,7

Hexagonal Kurokuron Instructions

Rules: The challenge is to shade connected cells in each region, subject to the following rules:

1. Areas contain two identical shapes, which may be reflected or rotated.
2. No two shapes may share an edge.
3. Clues indicate the size of the first shape encountered in the corresponding direction.

Puzzle 310: Tight-fit Arrow Sudoku

Instructions

Theme: Loopings

Tight-fit Arrow Sudoku Instructions

Rules: The challenge is to fill in the numbers 1 to n in the grid, subject to the following rules:

1. Insert numbers between 1 and n so that there is 1 number in each cell without a slash and 2 numbers in each cell with a slash. 
2. In cells with a slash, the smaller number always goes above the larger number.
3. Each area contains the numbers 1 to n.
4. The sum of the numbers along the arrow equals the number in the circled cell. Numbers in cells with a slash are treated as fractions.

Puzzle 309: Barrier LITS

Instructions

Theme: Snakes and Boxes

Puzzle 308: Large Squares Tapa

Instructions

Theme: Doubles and Triples

Puzzle 306: Signpost LITS

Instructions

Theme: Choice of two?

Puzzle 303: Regional Tapa

Instructions

Theme: Diagonal Areas

Puzzle 302: Persistence Of Memory

Instructions

Theme: Squares and L triominoes

Persistence Of Memory Instructions

Rules: The objective is to draw a line linking the 2 black circles, subject to the following rules:

1. The line is 1-cell thick and travels vertically and horizontally. 
2. The snake cannot touch itself, even diagonally.
3. All highlighted regions must be visited and may be re-entered.
4. Where 2 regions have the same shape and orientation, the path the line travels must be the same.

Puzzle 300: Quattro Stagioni

General Rule: Shade some cells to form a single contiguous shape. The shape doesn't form any 2x2 squares anywhere, even between boundaries. The coloured squares represent windows, the pattern of shaded and unshaded cells in the solid window must be the inverse of the pattern of shaded and unshaded cells in the dashed window of the same colour. The orientation of which stays the same.

Top Left: Nurikabe Pentominoes

1. Each lettered cell is an island cell, the letter in it indicates the pentomino it is part of.
2. Each island contains exactly one lettered cell. All unshaded cells in the top-left are part of a pentomino.
3. Pentominos must be contained completely within the top-left area and don't connect to unshaded cells in other areas.

Top Right: Nanro Signpost

1. Each area must contain at least one shaded cell.
2. Numbers in some cells count the shaded cells in that area, however that cell may not be shaded upon completion.
3. Where two shaded cells connect across a boundary between areas, the number of shaded cells in those areas must be different.

Bottom Left: Large-Squares Tapa

1. Numbers on some cells indicate the number of consecutive shaded cells around that cell, if there is more than one number then there must be at least one unshaded cell between the shaded regions, "?" is wild and can stand for any number from 1 up to the number of surrounding cells.
2. Where clues are in large areas, they relate to all cells surrounding that area.
3. Cells with numbers can never be shaded.

Bottom Right: Easy as LITS

1. No two of the same tetrominos, including rotations / reflections are allowed to touch.
2. Letters outside the grid indicate the first tetromino encountered in the corresponding direction.