Gemma Elwin Harris Books

Big Questions from Little People: And Simple Answers from Great Minds

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Many of the questions children ask in the course of growing up can stump even the best educated adult: Why can't l tickle myself? Are we all related? Who named all the cities? Do aliens exist? What...

Kucuk Insanlardan Buyuk Sorular Hayli Muhim Insanlardan Basit Cevaplar

By Gemma Elwin Harris

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Can a Bee Sting a Bee

By Gemma Elwin Harris

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Big Questions from Little People

By Gemma Elwin Harris, Elwin HARRIS G

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Why Can t I Tickle Myself

By Gemma Elwin Harris, David Attenborough, Bear Grylls, Miranda Hart

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Does My Goldfish Know Who I Am

By Alexander Armstrong, Brian Cox Undifferentiated, Gemma Elwin Harris, David Attenborough, Miranda Hart

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Does My Goldfish Know Who I Am

By Brian Cox Undifferentiated, Gemma Elwin Harris, Jojo Moyes, Bear Grylls, Miranda Hart

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Can a Bee Sting a Bee

By Gemma Elwin Harris

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Big Questions from Little People

By Gemma Elwin Harris

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How to Convert ISBN-10 to ISBN-13 (and Vice Versa): A Complete Guide

If you’re in the world of books—whether as a publisher, librarian, bookseller, or avid collector—you’ve likely come across the terms ISBN-10 and ISBN-13. Understanding these formats and knowing how to convert between them is essential for maintaining consistency and compatibility in book records. In this post, we’ll cover everything you need to know about ISBN conversions, step by step.

What is an EAN and How Does it Relate to an ISBN?

If you’ve ever purchased a product online or in a store, you’ve likely come across a barcode. Behind these barcodes lies a standardized system that makes modern commerce possible. Two key codes often encountered are the EAN (European Article Number) and ISBN (International Standard Book Number). But what are they, how are they connected, and why are they so crucial? Let’s explore.