Amanda Lumry Books

Simply Nantucket

By Laura Hurwitz

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Tigers in Terai

By Amanda Lumry

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Riley travels with his Cousin Alice, Aunt Martha, and Uncle Max to the Terai region of Nepal and India to research the dwindling tiger population.

Polar bear puzzle

By Amanda Lumry

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Riley, Uncle Max, Aunt Martha, and Cousin Alice meet in northern Canada, where they study and help polar bears that are wandering through towns while waiting for Hudson Bay to freeze over again so...

Adventures of Riley The Polar Bear Puzzle Adventures of Riley

By Amanda Lumry

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Safari in South Africa

By Lumry Amanda Hurwitz Laura

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Safari in South Africa

By Laura Hurwitz, Sarah McIntyre, Amanda Lumry

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South Pole Penguins Adventures of Riley Unnumbered

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South Pole Penguins

By Laura Hurwitz, Sarah McIntyre, Amanda Lumry

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Polar Bear Puzzle

By Laura Hurwitz, Amanda Lumry

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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.