Jake Halpern Books

Bad Paper

By Qarie Marshall, Jake Halpern

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Nightfall

By Peter Kujawinski, Jake Halpern

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The dark will bring your worst nightmares to light in this gripping and eerie survival story!On Marin’s island, sunrise doesn’t come every twenty-four hours—it comes every twenty-...

Edgeland

By Peter Kujawinski, Jake Halpern

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An upper-middle grade thriller by the New York Times bestselling Nightfall authors–perfect for fans of James Dashner’s Maze Runner books.Thousands of miles south of...

Nightfall

By Peter Kujawinski, Jake Halpern

Average: 0.00, 0 Ratings

The dark will bring your worst nightmares to light in this gripping and eerie survival story, perfect for fans of James Dashner and Neil Gaiman.On Marin’s island, sunrise doesn’t come e...

Edgeland

By Peter Kujawinski, Jake Halpern

Average: 0.00, 0 Ratings

An upper-middle grade thriller by the New York Times bestselling Nightfall authors–perfect for fans of James Dashner’s Maze Runner books.Thousands of miles south of...

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.