Yes, it is possible to crack someone's skull just by punching them. However, it may take numerous times, depending on how strong you are. You would have to be a full grown adult to even crack someone's skull.
With enough force, yes.
If stabbed hard enough - sure.
Smarten up
The human skull is bigger so it must be the human skull
Umm, i don't know of a knife that can do that.
It is possible.
a human skull is what holds your brain. are you 100% sure about that?
The human skull and sheep skull are quite a bit different. The human skull is more round than the sheep skull.
Yes, if it has enough strenght.
Chimpanzee skull
Skull.
Cranium is your skull. The human body has only one skull.
is it possible to transplant a chimp brain into a human skull
A pocket knife i think it was a switch blade