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The first wheel was invented in 3500 B.C. by people in the Bronze Age. It was made with clay and wood attached to carts.
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The second wheel was made out of pottery was invented in 3000 B.C. in Mesopotamia and China.
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These wheels were made out of wheels.
Plan projects on a visual timeline
Map milestones, phases, deadlines, and key events in one place so the sequence is easier to see and share. Timetoast is a timeline maker for work, school, research, and stories.