Jenny Gregory Books

ADVANCED ALGEBRA STUDENT EDITION & PRACTICE WORKBOOK 2001C

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Animal Ark 24: Lion by the Lake

By Lucy Daniels

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Animal Ark 26: Monkeys on the Mountain

By Lucy Daniels

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Animal Ark 28: Foals in the Field

By Lucy Daniels

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When twin foals are born on Drysdale farm, their owner, Nick Summers, asks Mandy and James to help. Nick's so busy building up the farm's stables, he hasn't got time to care for the sick baby foals...

Shetland in the Shed

By Lucy Daniels

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City of Light

By Jenny Gregory

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City of light

By Jenny Gregory

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City of light

By Jenny Gregory

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History for the Australian Curriculum Year 10 Bundle 2

By Angela Woollacott, Jenny Gregory, Richard Malone, Alan Thomas, Raymond Evans, Stephanie Price, Stephen Catton, Helen Butler, Judy McPherson

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On the Home Front

By Jenny Gregory

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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.