Helen Orme Books

The moon

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Including the recent addition of the dwarf planets, this series offers a fun-to-read insight into the solar system supported by NASA photography and artwork, as well as graphics explaining complica...

Blast off

By Helen Orme

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Venus

By Helen Orme

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Mars

By Helen Orme

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Gives facts about Mars.

Saturn

By Helen Orme

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Gives facts about Saturn.

Uranus

By Helen Orme

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Blast Off

By David Orme, Helen Orme

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Pluto and other dwarf planets

By Helen Orme

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Simple and well-illustrated introduction to Pluto and other dwarf planets which make up part of our solar system.

Blast off comets and asteroids

By Helen Orme

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Elephants

By Helen Orme

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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.

Helen Orme Books

Related Articles from our Blog

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

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