Mara Bergman Books

Snip Snap!: What's That?

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Three siblings are frightened by the wide mouth, long teeth, and strong jaws of the alligator that has crept up the stairs--until they decide they have had enough.

Project X: Alien Adventures: Blue: Helter-Skelter

By Mara Bergman, Jonatronix

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Oliver Who Was Small but Mighty

By Mara Bergman

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Yum yum

By Mara Bergman

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A series of animals sneak into the house, looking for something to eat.

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.