Edwina Conner Books

Pre-school play activities

By Edwina Conner

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Pre-school play activities

By Edwina Conner

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Marie Curie

By Edwina Conner

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Traces the life of the Polish-born scientist who discovered radium and became the only person to receive two Nobel Prizes.

Ghosts and the supernatural

By Edwina Conner

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Examines, in brief text and illustrations, various aspects of the supernatural including the existence of ghosts, witches, fairies, extrasensory perception, and psychokinesis.

Pre School Play Activities

By Edwina Conner

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Marie Curie Great Lives

By Edwina Conner

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Ghosts and the supernatural

By Edwina Conner

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Twenty Names in Modern Literature Twenty Names

By Edwina Conner

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Families in the news

By Edwina Conner

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Old Age in the News In the News

By Edwina Conner

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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.