During the high Middle Ages, the Roman Catholic Church became organized into an elaborate hierarchy with the pope as the head in western Europe. He establish supreme power. Many innovations took place in the creative arts during the high Middle Ages. Literacy was no longer merely requirement among the clergy.
Flint was used to make some tools and weapons.
This is what I found... Around 75% of farmers reported on spending 10 hours or more a day for harvesting farm work.
The Nile River enabled Egypt to flourish by providing Egypt with access to fertile soil, fishing, transportation routes, and also a source of power. The Nile and especially the Nile Delta was a very fertile region that allowed for Egyptian society to flourish and advance.