I was thirteen years old when I started my first job
I think it was too early to do a job. It means you have started working from the early age..
When I moved out of home
If you don't mind I wanna know the reason to move out of home.
at four and a half years old, that it was time for him to get a real job.
What!!! It seems impossible but your nephew seems intelligent and business minded.
I am hopeful that he will be a very good businesses in the future and shine in life.