Judi Curtin Books

Friends Forever: The Time Spell

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It all started when Lauren got a cat. No ordinary cat. Saturn has long white hair, eyes that don't match and - it seems - strange powers. One minute she's cuddling Saturn, the next thing she knows...

The mystery tour

By Judi Curtin

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Hi, this is Lauren again! My special cat, Saturn, has quite a skill for travelling far, far away, and I don't mean in distance. My best friend, Tilly, and I were ready for our next mystery tour adv...

Only Eva

By Judi Curtin, Caroline Lennon

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Only Eva

By Judi Curtin, Caroline Lennon

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Sorry, Walter

By Judi Curtin

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From Claire to here

By Judi Curtin

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Almost perfect

By Judi Curtin

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Alice Again

By Judi Curtin

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Don t Ask Alice

By Judi Curtin, Woody Fox

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Alice in the Middle

By Judi Curtin

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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.