    3-In-A-Row Help Rules / Objectives Summary

• Fill the grid with Blue and White squares.
• A 3-In-A-Row of the same colour is not allowed.
• Each row and column has an equal number of Blue and White squares.

See the Walkthrough or Advanced Tips below for extra tips and tricks. ObjectiveWhen the puzzle is complete each row and column has an equal number of Blue and White squares.There will be no sequence of 3-In-A-Row squares of the same colour.Move your mouse over the puzzle to see the answer.  Walkthrough  Step 1This is the start of the puzzle.Solve this puzzle for yourself at the same time.  Step 2You are not allowed 3 Blue squares together, so these squares must be White.  Step 3You are not allowed 3 White squares together, so this square must be Blue.  Step 4Each row and column must contain the same number of Blue and White squares, so these squares must be White.  Step 5You are not allowed 3 White squares together, so these squares must be Blue.  Step 6You are not allowed 3 Blue squares together, so these squares must be White.  Step 7Each row and column must contain the same number of Blue and White squares, so these squares must be Blue.  Step 8Each row and column must contain the same number of Blue and White squares, so this square must be White.  Step 9Each row and column must contain the same number of Blue and White squares, so this square must be Blue.  Step 10Each row and column must contain the same number of Blue and White squares, so these squares must be Blue.  Step 11You are not allowed 3 Blue squares together, so these squares must be White.  Step 12Each row and column must contain the same number of Blue and White squares, so this square must be White.  Step 13You are not allowed 3 White squares together, so this square must be Blue.  Step 14You are not allowed 3 Blue squares together, so this square must be White.  Step 15The puzzle will now complete as each row and column must contain the same number of Blue and White squares  Step 16The completed puzzle.   This square cannot be Blue, if it was, it would force the 3 remaining squares in this row to be White, and this would be a 3-In-A-Row of White squares - which isn't allowed.Therefore this square is White.  Similarly this square must be Blue.    