Wendy Leighton Porter Books

The Shadow of the Trojan Horse

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BookElves anthology

By Wendy Leighton Porter, Rebecca M. Douglass, M. G. King, Jemima Pett, Danielle English, Fiona Ingram, S. Smith, Ben Zackheim

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Seven stories, seven situations threatening the festivities. Will the holidays be a disaster? Will families be left out in the cold? Will there be tears before bedtime, or will there be happy endin...

Shadow of the Volcano

By Wendy Leighton Porter

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Shadow of Camelot

By Wendy Leighton Porter

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Shadow of the Two Princes

By Wendy Leighton Porter

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Max s Arabian Adventure

By Wendy Leighton Porter

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Max s Christmas Adventure

By Wendy Leighton Porter

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Max s Midnight Adventure

By Wendy Leighton Porter

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Shadow of Atlantis

By Wendy Leighton Porter

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Shadow of the Minotaur

By Wendy Leighton Porter

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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.