Four in a Row  ·  Units 1–2
How to play: Teams O and X take turns. Click a square to see the question. Answer it correctly to claim the square with your symbol. First team to get four in a row (horizontal, vertical, or diagonal) wins!
O
Team O
0
squares
X
Team X
0
squares
Team O's turn — click a square!
Square 1
O
Team O wins!
Four in a row — well done!