John Gampert Books

Star Wars: Return of the Jedi

By John Gampert, Ib Penick, Star Wars

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Brief text and movable illustrations relate how the Rebels and the Ewoks defeat the forces of the Empire.

Strange creatures of the desert

By Stanley Bank

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Describes the ways in which desert animals such as the spadefoot toad, desert shrimp, chuckwalla, and sand grouse adapt in order to survive in the hot, dry climate.

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.