Rich Grimes Books

Rogues' who's who

By William R. Hunt

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Heather and Buddy Go to School

By Rich Grimes

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Angel in my Backpack

By Rich Grimes, Cathy Quiel

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"Angel in My Backpack consists of five stories that chronicle the school life experiences of children whose destinies are shaped by the intervention of individuals within the school community. Chal...

Cat Speak

By Rich Grimes, Cathy Quiel

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All American Lieutenant

By Rich Grimes

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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.