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Help - 3-In-A-Row 



Objectives / Rules

See the Walkthrough or Advanced Tips below for extra tips and tricks.



3-In-A-Row Puzzle

Objective
When the puzzle is complete each row and column has an equal number of Blue(X) and White(O) squares.

There will be no sequence of 3-In-A-Row squares of the same colour.

Click or move your mouse over the puzzle to see its answer.



Walkthrough 



Help 1
Step 1
This is the start of the puzzle.

Solve this puzzle for yourself at the same time.


Help 2
Step 2
You are not allowed 3 Blue(X) squares together, so these squares must be White(O).


Help 3
Step 3
You are not allowed 3 White(O) squares together, so this square must be Blue(X).


Help 4
Step 4
Each row and column must contain the same number of Blue(X) and White(O) squares, so these squares must be White(O).


Help 5
Step 5
You are not allowed 3 White(O) squares together, so these squares must be Blue(X).


Help 6
Step 6
You are not allowed 3 Blue(X) squares together, so these squares must be White(O).


Help 7
Step 7
Each row and column must contain the same number of Blue(X) and White(O) squares, so these squares must be Blue(X).


Help 8
Step 8
Each row and column must contain the same number of Blue(X) and White(O) squares, so this square must be White(O).


Help 9
Step 9
Each row and column must contain the same number of Blue(X) and White(O) squares, so this square must be Blue(X).


Help 10
Step 10
Each row and column must contain the same number of Blue(X) and White(O) squares, so these squares must be Blue(X).


Help 11
Step 11
You are not allowed 3 Blue(X) squares together, so these squares must be White(O).


Help 12
Step 12
Each row and column must contain the same number of Blue(X) and White(O) squares, so this square must be White(O).


Help 13
Step 13
You are not allowed 3 White(O) squares together, so this square must be Blue(X).


Help 14
Step 14
You are not allowed 3 Blue(X) squares together, so this square must be White(O).


Help 15
Step 15
The puzzle will now complete as each row and column must contain the same number of Blue(X) and White(O) squares


Help 16
Step 16
The completed puzzle.


Advanced Tips 



Help 17
This square cannot be Blue(X), if it was, it would force the 3 remaining squares in this row to be White(O), and this would be a 3-In-A-Row of White(O) squares - which isn't allowed.

Therefore this square is White(O).


Help 18
Similarly this square must be Blue(X).

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