Puzzle 296: Chocona

Instructions 

Theme: Powers of 2

Chocona Instructions

Rules: The objective is to divide the grid into shaded and unshaded cells, subject to the following rules:

1. Numbers indicate how many shaded cells are in a region.
2. Shaded cells must form rectangles, independently to the region borders.
3. Shaded rectangles must not touch horizontally or vertically.

Puzzle 295: Nurikabe Pentominoes

Instructions 

Theme: Full Set

Nurikabe Pentominoes Instuctions

Rules: The objective is to divide the grid into shaded and unshaded cells, subject to the following rules:

1. Each lettered cell is an island cell, the letter in it indicates the pentomino it is part of (tetrominoes used in the example below).
2. Each island contains exactly one lettered cell.
3. There must be only one stream, which is not allowed to contain "pools", i.e. 2x2 areas of shaded cells.

Puzzle 294: Easy as LITS

Instructions

Theme: Overlay of boxes

Puzzle 293: Kurotto

Instructions

Theme: Counting up

Kurotto Instuctions

Rules: The objective is to divide the grid into shaded and unshaded cells, subject to the following rules:

1. Numbers represent the sum of groups of shaded cells that are horizontally and vertically connected to that cell.
2. Cells with circles can not be shaded.