abacus

Vintage wares share display space with abacuses and Houdini T-shirts at Salmagundi West.

The child used an abacus to solve the math problem.

She is skilled at using the abacus for quick calculations.

The abacus is a traditional counting tool in many Asian cultures.

Learning to use an abacus can improve mental math skills.

The abacus was widely used before the invention of calculators.

Some people find the abacus more reliable than electronic devices.

An abacus is made up of beads on rods within a frame.

The abacus is still used in some schools to teach basic arithmetic.

Using an abacus can help children develop concentration and focus.

Many people consider the abacus a valuable educational tool.

INTRO The earliest recognized device for computing was the abacus, invented in Mesopotamia around 2500 BCE.

Kind of like when hitting 10 on that basic abacus.

According to my abacus, that's 200,000 man-years of hard labor.

In the 16th century, the era of the counting rods came to an end to be completely replaced by the abacus.

From the abacus, to room-sized machines, to desktops, to computers in our pockets.

Though the month was February below it was May in the abacus of the column.

The earliest computers were manual counting devices, like the abacus, while later ones used mechanical parts.

The abacus was created because, the scale of society had become greater than what a single person could keep and manipulate in their mind.

There are many variants of the abacus, but let's look at a really basic version with each row representing a different power of ten.

These were very early abacuses, which developed around 4,000 years ago into the more traditional style of beads threaded onto rods and set into a frame.