Because that was the writing system that they invented.
Hieroglyphics.
they are called called hieroglyphics.
Egyptian picture writing is also known as hieroglyphics. Hieroglyphics is one of the earliest forms of writing in human history.
hieroglyphics
Hieroglyphics
Hieroglyphics
Hieroglyphics
This writing is called Hieroglyphics
The writing is hieroglyphics.
hieroglyphics are ancient Egyptian writing
hieroglyphics
Hieroglyphics.