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I know Mah Jongg

Module 08

Winning, Priority & Dead Hands

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This task

Step 1 of 9 + quiz

In a real game: Checking a declared Mah Jongg takes about 30 seconds.

Dorothy, the veteran

“Before you call Mah Jongg, check that every tile matches one hand on the card exactly.”

Dorothy · The veteranOfficial Rule
Official Rule

Declaring Mah Jongg

Say 'Mah Jongg' as soon as your 14 tiles match one hand on the card — on a draw or by calling a discard. Expose your whole hand so others can check it before tiles are moved.

See it on the practice card

Fictional training card · NOT the official NMJL card

  • FF2026222666NNYear (fictional) · Exposed · 25 pts
  • NNEEWWSS2244DDSingles & Pairs · Concealed · 75 pts

Mah Jongg = all 14 tiles exactly as written. Harder lines pay more points.

On the real NMJL card: Real payouts follow the points on your official card, not these made-up values.