Mondo Knows Games
Double Trouble
Doubling sounds easy until the numbers creep past thirty. The answer is typed, not chosen, which removes the lucky guess.
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How to play
- Press Start to see the first number.
- Type its double on the keypad.
- Press OK to submit the answer.
- A miss costs two seconds.
Controls
Tap the keypad, or type digits and press Enter.
More numbers games from Mondo
Questions people ask
- How do you play Double Trouble?
- Press Start to see the first number. Type its double on the keypad. Press OK to submit the answer. Tap the keypad, or type digits and press Enter.
- Is Double Trouble free to play?
- Yes. Double Trouble runs in the browser for nothing: no download, no account and no sign-up. Double Trouble sits on the Numbers shelf at Mondo Knows, alongside doubling and mental maths games.
- How long does a game of Double Trouble take?
- 1 minute. It is rated easy, and tap the keypad, or type digits and press Enter. Your best score stays on your own device.
- Does Double Trouble work on a phone?
- Yes. The board sizes itself to the screen, so Double Trouble plays the same on a phone as on a desktop, and touch controls replace the mouse. Nothing needs installing.
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Everything runs in your browser. Scores and bests are stored on your own device, not on a server.