The more than 3000 year long history of ancient Egypt has been divided into 8 or 9 periods sometimes called “Kingdoms”. In the Early Dynastic period, writing evolved from a few simple signs mainly used to denote quantities of substances and their provenance, to a complex system of several hundreds of signs with both phonetic and ideographic values. Craftsmen increased their skills and experimented with the use of more durable materials. Structures built in brick, wood and reeds were copied in stone, giving birth to the typical ancient Egyptian architecture. The rise of urbanism led inhabitants of small settlements throughout the country to abandon their homes and moved to larger communities and cities.
In the Old Kingdom period the most remarkable change is the transition of Step Pyramids to 'true' pyramids with smooth surfaces. This change occurred due to the reason that the religious views also shifted from stellar to solar. The Step Pyramid symbolized a staircase to the stars. In contrast, the 'true' pyramid was considered as a solar symbol and as a representation from which all life had sprung. The building of pyramids would not have been possible without a flourishing economy and a strong central government provided by this period.
The fall of the Old Kingdom is often described as a period of chaos and disorder that lead