Home - Today

3-In-A-Row Help

Rules / Objectives Summary

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

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

Objective When 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 1 This is the start of the puzzle. Solve this puzzle for yourself at the same time.
	Step 2 You are not allowed 3 Blue squares together, so these squares must be White.
	Step 3 You are not allowed 3 White squares together, so this square must be Blue.
	Step 4 Each row and column must contain the same number of Blue and White squares, so these squares must be White.
	Step 5 You are not allowed 3 White squares together, so these squares must be Blue.
	Step 6 You are not allowed 3 Blue squares together, so these squares must be White.
	Step 7 Each row and column must contain the same number of Blue and White squares, so these squares must be Blue.
	Step 8 Each row and column must contain the same number of Blue and White squares, so this square must be White.
	Step 9 Each row and column must contain the same number of Blue and White squares, so this square must be Blue.
	Step 10 Each row and column must contain the same number of Blue and White squares, so these squares must be Blue.
	Step 11 You are not allowed 3 Blue squares together, so these squares must be White.
	Step 12 Each row and column must contain the same number of Blue and White squares, so this square must be White.
	Step 13 You are not allowed 3 White squares together, so this square must be Blue.
	Step 14 You are not allowed 3 Blue squares together, so this square must be White.
	Step 15 The puzzle will now complete as each row and column must contain the same number of Blue and White squares
	Step 16 The completed puzzle.

Advanced Tips

	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.