Mary Carmine Books

Daniel's dinosaurs

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Everywhere he goes, Daniel sees different kinds of dinosaurs--until he visits an aquarium. Includes a brief dinosaur glossary.

Postman Pat Wins a Prize Postman Pat Beginner Readers

By Mary Carmine, John Cunliffe

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Daniel Et Ses Dinosaures

By Mary Carmine, Martin Baynton

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Daniel loves dinosaurs. He reads about them, draws them and writes stories about them. Everywhere he goes, Daniel sees different kinds of dinosaurs--until he visits an aquarium. Includes a brief di...

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.