Baby Professor

The Journey from the Abacus to the Smartphone | Children's Modern History


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      The Journey from the Abacus to the Smartphone

      Children’s Modern History

      Speedy Publishing LLC

      40 E. Main St. #1156

      Newark, DE 19711

      www.speedypublishing.com

      Copyright 2016

      All Rights reserved. No part of this book may be reproduced or used in any way or form or by any means whether electronic or mechanical, this means that you cannot record or photocopy any material ideas or tips that are provided in this book

      What do you use when you have many numbers to add, or when you have to compute something? How long will it take you to use your fingers to count numbers in the millions?

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      One of the challenges for people is doing calculations, especially when there are a lot of things to count or when you run a business. To address this difficulty, a counting machine was invented.

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      Around 3000 BC, a counting device known as the abacus was developed in China. It’s been used since then and there are even people who still use them in these modern times.

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