Cynthia Ines Mangual Books

Why We Need Water Waffles Mochi

By Cynthia Ines Mangual

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Bug Battle

By Cynthia Ines Mangual

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Ninja Blaze

By Cynthia Ines Mangual

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Why We Need Water (Waffles Mochi)

By Cynthia Ines Mangual

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An all-new storybook based on Netflix's Waffles + Mochi, which is prodcued by President Barack and Michelle Obama’s production company, Higher Ground! Before Waffles and Mochi can make a...

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.