Joan Bodger Books

Clever-Lazy, the girl who invented herself

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A fledgling inventor concentrates so hard on developing her genius, she almost forgets the teachings of the Goddess in the Dancing Mountains.

Belinda's Ball

By Mark Thurman, Joan Bodger

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A young girl loses and then finds her red ball.

The Forest Family

By Mark Lang, Joan Bodger

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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.