THE PLAYBOOK · JINSHENGTEC
An introduction to playing Shikaku
Open Shikaku, check the instructions and begin a round. Cover the board with non-overlapping rectangles, each containing one clue equal to its area. Use the example below to understand a decision. Keep the instructions close while learning this activity. Check the relevant rule before repeating a move.
Solve ten 5×5 rectangle puzzles. Each clue belongs to exactly one rectangle of the stated area.
Take a closer look while playing
Before your first action, say what you are trying to achieve. Then compare the result with the goal. Refer to the controls when needed.
The challenge in front of you
Cover the board with non-overlapping rectangles, each containing one clue equal to its area. An attractive position is not enough unless the goal is met. The example below illustrates a decision.
The playing sequence
- Choose a rectangle’s opposite corners.
- It must contain one clue and have the matching area.
- Click an existing rectangle to remove it.
- Cover every square to finish.
How your actions work
Click or tap squares or graph edges. Number boards include a digit pad. Undo reverses the previous change; Check puzzle validates the solution. Read a button’s label before selecting it. Read the example below alongside these instructions.
Put the rules into context
A clue 6 may occupy a 2×3 rectangle when other clues allow it. Your next round may have a different position, so inspect it before acting. Choose a deliberate next step.
An important reminder
No rectangle may contain two clues or overlap another. A different version of the game may use a different rule. Read one step at a time and try it on the playing area. Match the instruction to the control you use.
Questions that come up during play
On this playing page, what is the goal of Shikaku?
The key detail is this: Cover the board with non-overlapping rectangles, each containing one clue equal to its area.
How do I control Shikaku?
Click or tap squares or graph edges. Number boards include a digit pad. Undo reverses the previous change; Check puzzle validates the solution.
While reading the Guide, what example helps explain Shikaku?
The key detail is this: A clue 6 may occupy a 2×3 rectangle when other clues allow it.
For a quick reminder, what should I watch out for in Shikaku?
The key detail is this: No rectangle may contain two clues or overlap another.
For this browser game, what format does Shikaku offer?
For clarity: Solve ten 5×5 rectangle puzzles. Each clue belongs to exactly one rectangle of the stated area.
When I return, which play mode does Shikaku use?
The mode on this page is Solo. Same-device play uses one screen; this game library does not provide internet matchmaking.
