Christopher Maynard Books

Un recueil de cinquante expériences simples, de réalisation facile, démontrant que le parc ou le jardin peut devenir un véritable labo. Apprendre des notions scientifiques élémentaires (botanique,...

Prehistoric life

By Christopher Maynard

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Discusses the origin of life on earth, from the simplest forms to the development of man, including theories of plant and animal evolution.

Amazing animal babies

By Christopher Maynard

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Introduces a variety of baby animals, discussing how they learn, feed, grow, and survive.

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.