Matthew Porter Books

Tails chasing tails

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The reader follows a parade of colorful animals, where the animal on one page is chasing the tail of the animal on the next.

The Thunderbolt Express

By Matthew Porter

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What begins as a pleasant journey for a colorful group of passengers aboard the Thunderbolt Express soon goes all wrong when the engineer sees that a bridge is out and snaps the brake handle while...

Flowers

By Matthew Porter

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An illustrated board book of flowers that teaches toddlers their colors.

David Watson: Evangelism, Renewal, Reconciliation

By Matthew Porter

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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.