Sculing or Sculling: How To spell?
The word Sculing is misspelled against Sculling, which is present continuous of "Scull"
Sculling has double "ll" is mispronounced as "l"Remember double 'LL' in between the strings scu & ing which should not be misspelled with single 'L'
Wrong Spelling:  scu-l-ing  Correct Spelling:  scu-ll-ing 
Check more misspelled words of Sculling to spell it correct.