Early humans had no written language so we are not really sure how they talked to each other. They may have used signs, or imitated made by animals and birds. These simple sounds may have been the beginnings of language.
From the earliest times, people needed to keep records. About 5,000 years ago, when ancient people wanted to write something down, they drew a simple picture.
The Sumerians made wedge-shaped marks in a tablet of soft clay. This was later baked in the Sun.
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