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jan 1, 2400 BC - The invention of the Abacus

Description:

Description:
The Abacus was invented in Babylon in 2400 BC. It was a beaded tablet use for simple equations. Still in use in some parts of the world today.

Justifications for importance:
1. First "Automatic computer"
2. Started the rise of analog computers
3. Esentianly a calclator

Added to timeline:

History of Tech By Jacob Sampson

ByJacob
2 Feb 2020

Date:

jan 1, 2400 BC
Now
~ 4427 years ago
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