What are three inventions by the Sumerians ASAP, please

The Sumerians were very inventive people. It is believed that they invented the sailboat, the chariot, the wheel, the plow, and metallurgy. They developed cuneiform, the first written language. They invented games like checkers.

Explanation:

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answer; during stalin"s rule, many mothers told their children that he was the greatest thing to ever happen to russia;