Peter Raymundo Books

Third Grade Mermaid and the Unicorns of the Sea

By Peter Raymundo

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The Mysterious Sea Bunny

By Peter Raymundo

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For fans of quirky and informative picture books such as Pink Is for Blobfish and Give Bees a Chance comes a delightful story about a sea slug who is way more than meets the eye.Shh, we are about...

Third Grade Mermaid

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1 volume (unpaged) : 19 cm

Third Grade Mermaid

By Peter Raymundo

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Third Grade Mermaid and the Narwhals

By Peter Raymundo

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I Am Not a Fish!

By Peter Raymundo

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For fans of Ryan T. Higgins and Jory John comes a humorous and "splashy" story from a former Disney animator, about a jellyfish with an identity crisis who learns how to be himself with a little he...

Lucky Scramble

By Peter Raymundo

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Six competitive cubers face off at the Speed Cubing national championships in this graphic novel that's perfect for fans of Roller Girl and the Last Kids on Earth series.Despite qualifying for the...

Lucky Scramble

By Peter Raymundo

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Six competitive cubers face off at the Speed Cubing national championships in this graphic novel that's perfect for fans of Roller Girl and the Last Kids on Earth series.Despite qualifying for the...

How to Make Your Sock Talk

By Jimmy Vee, Peter Raymundo

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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.