domingo, 6 de octubre de 2013

What is prehistory?

Prehistory is the period of human existence before written records.

BUT....

Imagen de http://www.dinosaurcorporation.com
We are not going to study dinosaurs. 

Remember: "Dinosaurs died out about 65 million year ago, and the first human did not appear until around 3 millions years ago".

So... What are we going to study in this unit?




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