Ruth Riddell Books

Exploring Home Economics Book1

By Scott Riddell

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Exploring Home Economics Book2

By Staddon, Scott, Prisk, Ruth Riddell, ROGERS

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When an evil witch threatens his life, sixteen-year-old Drew wonders if the apparition is the result of a drug-induced hallucination or an ancient curse placed on the first-born sons of the MacCasl...

Ice Warrior

By Ruth Riddell

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When his mother's remarriage moves him from sunny California to snowy Minnesota, twelve-year-old Rob feels totally out of place until he discovers iceboating, which he hopes will be the means to pr...

Exploring Home Economics Book 1

By Lorraine Scott, Lynn Rogers, Ruth Riddell

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Exploring Home Economics Book 2

By Lorraine Scott, Lynn Rogers, Ruth Riddell

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Health Issues

By Ruth Riddell, Susanne Wright

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Haunted Family

By Ruth Riddle

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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.