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WAVE 2 • CHALLENGE
Fourfold
Build patterns across four quadrants where every move changes the whole board.
2 playersAge 10+15 minSymmetry
HOW TO PLAY
Think a few moves ahead.
- Choose X or O.
- Place one mark in any cell.
- Repeat the same relative move in the other three quadrants.
- A player scores for every line of four their move creates.
- Highest score when the board fills wins.