How a baby can get PHD

start reading to it before it is even born?
No.
get PHD parents' sperms and eggs?
No.
record and play the university lecturers' lectures for them to hear?
No. that will make your baby sleep all day!
Then?

Hit its head hard when he is born. Then he will get permanent head damage = PHD.

Let the child enjoy his childhood. Don't stress him too much! zzZ