Measures and standards: the whole path

  1. 1
    Tools & MakingI

    Stone Tools

    The first cutting edge

    3.3 Mya

  2. 2
  3. 3
    Fire & ShelterI

    Rope & Cordage

    Twisted fibres that hold the world

    50,000 years ago

  4. 4
    Materials & ChemistryII

    Pottery

    Clay turned to stone by fire

    18,000 years ago

    needs 2

  5. 5
    Time & MeasurementIII

    Measures and standards

    The cubit, the balance and the metre

    c. 3,000 BCE

    Goal · needs 1, 3, 4


Type a name, a date, a material, a domain…