Christopher Grant Books

High school freshman Martine (Teenie for short) is a good student, with a bright future ahead of her. She's desperate to be accepted into a prestigious study abroad program in Spain so that she can...

Teenie

By Christopher Grant

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High school freshman Martine, longing to escape Brooklyn and her strict parents, is trying to get into a study-abroad program but when her long-time crush begins to pay attention to her and her bes...

Teenie

By Christopher Grant

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Last to Least

By J. Casey Ryals

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False Start

By Christopher Grant

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Ho Ho Ho It s a Very Furry Christmas

By Christopher Grant, Kim Osborne

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Evergreen Affiliate Marketing

By Christopher Grant, Nate McCallister, Lois Stuck, Iram Allam

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OA Challenge Notes April 2021 Session

By Christopher Grant, Nate McCallister, Chris Green, Matt McCallister

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Young Boss Math All Around Us

By Christopher Grant, Marcia Lawson

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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.