[DOC] [TLE] Paleolithic - Wikipedia [PAR] The Paleolithic or Palaeolithic; pronunciation: /pelilk, p-, -lio-/) 
Age, Era or Period is a prehistoric period of human history distinguished by the 
development of the most primitive stone tools discovered (Grahame Clark's 
Modes I and II) ... It extends from the earliest known use of stone tools, probably 
by Homo... [DOC] [TLE] Early Human Evolution: Early Human Culture [PAR] Tool Making. Some chimpanzee communities are known to use stone and wood 
as hammers to crack nuts and as crude ineffective weapons in hunting small... [DOC] [TLE] Early Stone Age Tools | The Smithsonian Institution's Human Origins ... [PAR] The oldest stone tools, known as the Oldowan toolkit, consist of at least: ... It and 
the Acheulean toolkit were made for an immense period of time  ending in... [DOC] [TLE] The Stone Age - World History International [PAR] The Stone Age is usually divided into three separate periods--Paleolithic Period, 
... of early human culture between the first appearance of man as a tool-using ... 
to the advances and retreats of ice sheets (known as Gnz, Mindel, Riss, and 
Wrm ... pebble tools of primitive type continued in use throughout Paleolithic 
times. [DOC] [TLE] Paleolithic Period | anthropology | Britannica.com [PAR] Jun 22, 2016 ... Paleolithic Period, also spelled Palaeolithic Period, also called Old Stone Age, ... 
characterized by the use of rudimentary chipped stone tools. ... Lake Turkana 
discovered primitive stone tools embedded in rocks dating to 3.3 ... with the 
remains of what may have been some of the earliest human ancestors. [DOC] [TLE] Stone Age | anthropology | Britannica.com [PAR] Jun 22, 2016 ... In any case, the oldest recognizable tools were found in rock layers of Middle ... 
pebble tools of primitive type continued in use throughout Paleolithic times. ... 
The ExoMars Trace Gas Orbiter and its entry, descent and landing ..... cultures of 
the early Holocene Period in the Old World is best known from... [DOC] [TLE] Eolithic - definition of Eolithic by The Free Dictionary [PAR] Of or relating to the postulated earliest period of human culture preceding the ... 
of the early part of the Stone Age, characterized by the use of crude stone tools ... 
Age, during which primitive human beings began to use stone tools and 
weapons. ... the earliest known period of human culture, characterized by the use 
of stone... [DOC] [TLE] Stone Age - definition of Stone Age by The Free Dictionary [PAR] The earliest known period of human culture, characterized by the use of stone 
tools. See Usage Note at Three Age system. 2. Slang An extremely backward or... [DOC] [TLE] Stone Age | Article about Stone Age by The Free Dictionary [PAR] The earliest known period of human culture, characterized by the use of stone 
tools and weapons. ... The Stone Age coincides with the greater part of the epoch 
of the primitive communal system and ... Paleolithic man used nothing but 
chipped-stone tools and had no knowledge of ..... Want to thank TFD for its 
existence? [DOC] [TLE] Prehistoric Art: Origins, Types, Characteristics, Chronology [PAR] The earliest forms of prehistoric art are extremely primitive. ... This period used to 
end ... The longest phase of Stone Age culture - known as the Paleolithic period - 
is a ... This era is characterized by farming, domestication of animals, settled ... 
About 2.5 million years BCE, some humans began to make stone tools (like very
... [DOC] [TLE] Obsidian, a Stone Age Tool we still Admire Today! [PAR] Sep 19, 2016 ... Obsidian, a Stone Age Tool we still Admire Today! ... The earliest known period of 
human culture, characterized by the use of stone tools. 2. ... primitive (adj.) ... Its 
vitreous or non-crystalline character is produced by the rapid... [DOC] [TLE] Paleolithic Age - New World Encyclopedia [PAR] 1 Human development during the Paleolithic Age ... 2 Paleolithic Age material 
culture ... in Europe the term Mesolithic (Middle Paleolithic Age) is used, as the 
tools (and ... appeared in the New Stone Age, commonly known as Neolithic 
period. ... live in relatively primitive

Question: Characterized by the use of primitive tools, it's the earliest known period of human culture
Answer: Stone Age