YOU SAID:

i'm good at rubics cubing

INTO JAPANESE

私はrubicscubingが得意です

BACK INTO ENGLISH

I'm good at rubics cube

INTO JAPANESE

ルービックキューブが得意です

BACK INTO ENGLISH

I am good at Rubik's cube

INTO JAPANESE

ルービックキューブが得意です

BACK INTO ENGLISH

I am good at Rubik's cube