Other contributors have said "Pre history of africa?" is the same question as "What is pre-history?" If you believe that these are not asking the same thing and should be answered differently, click here
Pre-History is historical study of the time before any sort of written records (So basically, just before Mesopotamian/Egyptian/Ancient Chinese eras). This sort of topic would include the iron age,...
1 Prehistory is flexible term. Depending on the context and the writer it can mean: The period between the formation of the Universe and any physical evidence of the existence of anything available...
History means what has been written down and recorded weather in words or pictures or stories. Pre History means that it was before history itself was recorded.