at the age of 7
If you want them to be good at it, age 5
he started playing at the age of 8.
He was 17 when he started playing baseball
I started playing baseball when I was 4.
19
he started at the age of 19.
In some places they have Tee-ball teams for as young as kids 5 years old.
You can start at any age!
you can start any age
They start at the age of one
the earliest age to start is around age 14