Inca quipu · its record-keeping function

Think it. Then flip it. ahamoraTap to reveal Back to the cue

HistoryOne small aha

Your new ahaRecording information with knotted cords.

Quipus used knotted cords with differences in colour, position and knot type. Source: Quipu ↗

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27Rosetta Stone · purpose of presenting a decree in multiple scriptsRECALL
To present the same decree to different readers.
Its Greek, Demotic, and hieroglyphic texts later helped scholars decipher Egyptian hieroglyphs.
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28He made the decisive breakthrough in deciphering Egyptian hieroglyphs in 1822, aided by the Rosetta Stone.RECALL
Jean-François Champollion.
In 1822, Champollion showed that hieroglyphs could represent sounds as well as ideas.
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29This empire ruled much of the Mediterranean before its western half fell in the fifth century.RECALL
The Roman Empire.
Its eastern continuation, often called the Byzantine Empire, lasted for many more centuries.
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