A LITTLE SOMETHING WORTH KNOWING
A small discovery. Yours to pass on.
HistoryOne small ahaHistoryCivilization that built Machu Picchu
Think it. Then flip it.✳ ahamoraTap to reveal ↻Back to the cue ↶
HistoryOne small aha
Your new ahaInca
✳ ahamoraReference ↗Inca administrators used knotted cords called quipus to record information. Source: Inca ↗