Lambert Mark Books

The junior colour encyclopedia of prehistoric life

By Lambert Mark

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Homes in the future.

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La Nouvelle encyclopedie des animaux

By Lambert Mark

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Oiseaux, reptiles, écologie, chaîne alimentaire, climat, abeille, acariens, aigle, aligator, alouette, anaconda, antilope, araignée, autruche, babouin, baleine, barracuda, bécassine, belette, bélug...

Farming technology

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Plant life

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Medicine in the future

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Ship technology

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Discusses the design, construction, safety features, navigation, and other aspects of ships.

Machines

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Demonstrates the principles underlying the technology of machinery through projects for building fifteen different types of machines, including a water clock, wind machine, screw pump, and data sor...

Robotics

By Lambert Mark

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Traces the history of robots, discussing their components, programming, maintenance, applications, and future uses in homes, schools, work places, and space.

Animal ecology

By Lambert Mark

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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.