Houghton Mifflin Social Studies
Chapter 4, Lesson 2: The Development of Culture (pp. 97-101)
I. Making Tools
B. The earliest toolmakers used the same tool for many purposes. By the time of Homo sapiens, toolmakers made tools for specific purposes.
C. The ability to make tools was a key factor in the survival of early humans.
II. Using Language
B. Language allowed early humans to share information, work together, and to pass on knowledge and traditions.
Lesson at a Glance Outline
A. Tools enable people to take advantage of a wide range of natural resources.
A. Scientists believe that as brain size increased, so did early humans' ability to create and use language.
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