Library›World History›One card

A LITTLE SOMETHING WORTH KNOWING

A small discovery. Yours to pass on.

HistoryOne small ahaHistory

This people built the city of Machu Picchu.

Think it. Then flip it. ahamoraTap to reveal Back to the cue
HistoryOne small aha
Your new ahaThe Inca.

Agricultural terraces helped manage steep slopes and water runoff. Source: Machu Picchu ↗

ahamoraReference ↗

Keep the thread going

One answer is a beginning.

Share a little curiosity, or follow it into the full collection.

Flip the full deck →

More from World History

A few more worth knowing.

  1. 26Inca quipu · its record-keeping functionRECALL
    Recording information with knotted cords.

    Colour, position, and knot types could encode numerical and administrative information.

    Open this card ↗
  2. 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.

    Open this card ↗
  3. 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.

    Open this card ↗