Christopher Mattison Books

Supporting STEM-based learning, this fact-filled book for lizard lovers ages 6–9 is the ultimate guide to reptiles and amphibians from across the globe, entertaining and educating young readers thr...

Reptiles and amphibians

By Christopher Mattison

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Did you know that Komodo dragons can spit venom at their enemies, or spot the difference between crocodile and iguana scales? Amazing photos show reptiles and amphibians in incredible detail, while...

A practical guide to exotic pets

By Christopher Mattison

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Chameleons

By Christopher Mattison

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Firefly encyclopedia of reptiles and amphibians

By Christopher Mattison

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The Firefly Encyclopedia of Reptiles and Amphibians covers every family, ranging from large, predatory constrictors and crocodilians to miniature tree frogs and salamanders. This third edition adds...

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.