Prehistoric technology Ground and polished stone tools continued to be created and used during the Neolithic period. Numeric record keeping evolved from a system of counting using small clay tokens that began in Sumer about 8000 BC. The Stone Age developed into the Bronze Age after the Neolithic Revolution. The Neolithic Revolution involved radical changes in agricultural technology which included development of agriculture, animal domestication, and the adoption of permanent settlements. The Bronze Age is characterised by metal smelting of copper and its alloy bronze, an alloy of tin and copper, to create implements and weapons. Polished stone tools continued to be
Inside the Neolithic Mind of 'Ain Ghazal symbolized the transformation of fire, rather than the remnants of cookery. He also noted that archaeologists would be more receptive to their idea that geometric patterns on European megaliths have parallels with similarities in Southern Africa and California. Concluding his review, Balter remarked that the authors "can be assured that their foray into the Neolithic mind will not be ignored." Inside the Neolithic Mind Inside the Neolithic Mind: Consciousness, Cosmos and the Realm of the Gods is a cognitive archaeological study of Neolithic religious beliefs in Europe co-written by the archaeologists David Lewis-Williams and David Pearce, both