Virginia Loh Hagan Books

Discover Hammerhead Shark

By Virginia Loh Hagan

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Discover sea turtles

By Virginia Loh Hagan

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"This Level 3 guided reader introduces basic facts about sea turtles, including their physical characteristics, diet, and habitat. Simple callouts ask the student to think in new ways, supporting i...

Southeast Asian Refugee Resettlement in the U.S.

By Virginia Loh Hagan

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Excellence in Stem

By Virginia Loh Hagan

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Vibrant Neighborhoods

By Virginia Loh Hagan

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Japanese American Incarceration

By Virginia Loh Hagan

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40 Strategies for Guiding Readers Through Informational Texts

By Barbara Moss, Virginia Loh Hagan

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40 Strategies for Guiding Readers Through Informational Texts

By Barbara Moss, Virginia Loh Hagan

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Animal Rights

By Virginia Loh Hagan

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Environmental Rights

By Virginia Loh Hagan

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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.