Wikijunior:How Things Work/Timeline

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The technology of this book spreads over a huge period of time. Here is a timeline to order the inventions.

Prehistory[edit]

  • 13.7 billion BC - Time
  • 2.6 million BC - Wedge

Bronze/Iron Age[edit]

Middle Ages[edit]

Industrial Revolution[edit]

Atomic Age[edit]

Post-Modern Age[edit]