Light Up Help
Rules / Objectives Summary
- Light up every square in the grid.
- A number in a square indicates how many bulbs share an edge (but not diagonally) with that square.
- A square is lit if it's in the same row or column as a bulb, as long as there are no black blocks between them.
- No bulb may light another bulb.
See the Getting Started section below for extra tips and tricks.
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What are the numbers for?
Each number tells us how many Lights surround that square.
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Getting Started
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Step 1
This is the start of the puzzle.
Solve this puzzle for yourself at the same time.
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Step 2
None of these squares can be Lights as they all surround 0 clues.
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Step 3
These are the only three squares that can satisfy the 3 clue.
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Step 4
This is the only square that can light the indicated square.
The puzzle is now well on its way to completion.
Note: 'Show dots on lit squares' has been ticked to make lit squares easier to see.
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