Philippe Nessmann Books

La lumiere

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Deux petits personnages accompagnent les explications de vulgarisation scientifique relatives à la lumière. Grâce à des expériences, l'enfant peut comprendre comment est fabriquée la lumière, comme...

Illusions visuelles

By Philippe Nessmann

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Une dizaine d'expériences très faciles à réaliser à l'aide de papier, ciseaux et crayons afin de découvrir et comprendre de surprenants phénomènes d'optique.

99 ge zai jia wan de ke xue shi yan

By Philippe Nessmann

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La electricidad

By Philippe Nessmann

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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.