Reaction · about 1 minute
Math Duel
One sum, shown to both players at the same instant, with four answers to choose between. Be first with the right one and you score; a wrong one scores for your opponent. Fifteen questions, most points wins.
Play together hereTwo of you on this device, sharing the screen.
Play against a botBo takes the other seat, at three levels.
- On a keyboard
- W A S D pick the four answers for player one, the arrow keys for player two
- By touch
- Tap the answer you want in your own half. A wrong one scores for the other player