Williams John Books

Legitimacy in international relations and the rise and fall of Yugoslavia

By Williams John

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Suddenly at the Priory

By Williams John

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France: summer 1940

By Williams John

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Atlas of Weapons and War

By Williams John

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Winter science projects

By Williams John

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Presents a variety of projects and experiments appropriate to winter, including making a thermometer, melting ice, testing insulation, and making snowshoes. Includes notes for parents and teachers.

Winter science projects

By Williams John

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Presents a variety of projects and experiments appropriate to winter, including making a thermometer, melting ice, testing insulation, and making snowshoes. Includes notes for parents and teachers.

Spring science projects

By Williams John

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Presents a variety of projects and experiments appropriate to spring, including making a weather vane, building a nest, drawing a life cycle chart, and growing seeds. Includes notes for parents and...

Spring science projects

By Williams John

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Summer science projects

By Williams John

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Presents a variety of projects and experiments appropriate to summer, including studying evaporation, making a hot air balloon, and making a miniature bottle garden. Includes notes for parents and...

Summer science projects

By Williams John

Average: 0.00, 0 Ratings

Presents a variety of projects and experiments appropriate to summer, including studying evaporation, making a hot air balloon, and making a miniature bottle garden. Includes notes for parents and...

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.