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Across
  1. 2. Pop‑culture convention the gang regularly attends
  2. 3. Their regular Friday night take‑out food
  3. 5. Extended version of rock‑paper‑scissors game
  4. 7. Institute where the main scientists work
  5. 9. Sheldon’s lifelong favored physics field
Down
  1. 1. Sheldon’s strict legal‑style living contract
  2. 4. Sheldon repeats this three times at doors
  3. 6. Sheldon’s famous joke catchphrase
  4. 8. Has Sheldon’s exact designated sitting spot