Margaret Mahy Books

Tingleberries, tuckertubs and telephones

By Margaret Mahy

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The birthday burglar

By Margaret Mahy

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The birthday burglar is stealing birthdays from boys, girls, adults, animals - he even stole the 100th birthday from a little old lady. How can he be stopped?

The Five Sisters

By Margaret Mahy

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The horribly haunted school

By Margaret Mahy

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The Other Side of Silence

By Margaret Mahy

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As a member of a gifted, idiosyncratic, and argumentative family, twelve-year-old Hero chooses mutism until she reconciles the true with the real in her life.

Operation Terror Surfers

By Margaret Mahy

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The man whose mother was a pirate

By Margaret Mahy

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A busy day for a good grandmother

By Margaret Mahy

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The man whose mother was a pirate

By Margaret Mahy

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A Lion in the Meadow

By Margaret Mahy

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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.