Ron Roy Books

A to Z Mysteries: The Orange Outlaw

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Help Dink, Josh, and Ruth Rose solve mysteries from A to Z! Kids love collecting the entire alphabet and super editions! With over 8 million copies in print, the A to Z Mysteries® have been hook...

A to Z Mysteries: The Panda Puzzle

By Ron Roy

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Help Dink, Josh, and Ruth Rose solve mysteries from A to Z! Kids love collecting the entire alphabet and super editions! With over 8 million copies in print, the A to Z Mysteries® have been hook...

A to Z Mysteries: The Quicksand Question

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Help Dink, Josh, and Ruth Rose solve mysteries from A to Z! Kids love collecting the entire alphabet and super editions! With over 8 million copies in print, the A to Z Mysteries® have been hook...

A to Z Mysteries: The Runaway Racehorse

By Ron Roy

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Help Dink, Josh, and Ruth Rose solve mysteries from A to Z! Kids love collecting the entire alphabet and super editions! With over 8 million copies in print, the A to Z Mysteries® have been hook...

A to Z Mysteries: The School Skeleton

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Help Dink, Josh, and Ruth Rose solve mysteries from A to Z! Kids love collecting the entire alphabet and super editions! With over 8 million copies in print, the A to Z Mysteries® have been hook...

A to Z Mysteries: The Talking T. Rex

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Help Dink, Josh, and Ruth Rose solve mysteries from A to Z! Kids love collecting the entire alphabet and super editions! With over 8 million copies in print, the A to Z Mysteries® have been hook...

A to Z Mysteries: The Unwilling Umpire

By Ron Roy

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Help Dink, Josh, and Ruth Rose solve mysteries from A to Z! Kids love collecting the entire alphabet and super editions! With over 8 million copies in print, the A to Z Mysteries® have been hook...

A to Z Mysteries: The Vampire's Vacation

By Ron Roy

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Help Dink, Josh, and Ruth Rose solve mysteries from A to Z in this chapter book that's perfect for Halloween! Kids love collecting the entire alphabet and super editions! With over 8 million cop...

A to Z Mysteries: The X'ed-Out X-Ray

By Ron Roy

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Help Dink, Josh, and Ruth Rose solve mysteries from A to Z! Kids love collecting the entire alphabet and super editions! With over 8 million copies in print, the A to Z Mysteries® have been hook...

A to Z Mysteries: The Yellow Yacht

By Ron Roy

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Help Dink, Josh, and Ruth Rose solve mysteries from A to Z! Kids love collecting the entire alphabet and super editions! With over 8 million copies in print, the A to Z Mysteries® have been hook...

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.

Ron Roy Books

Related Articles from our Blog

How to Convert ISBN-10 to ISBN-13 (and Vice Versa): A Complete Guide

What is an EAN and How Does it Relate to an ISBN?