Joanne Mattern Books

My Little Pony: Phonics Box

By Joanne Mattern

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My Little Pony

By Joanne Mattern

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Science Fair Surprise

By Joanne Mattern

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Bullying

By Joanne Mattern

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Offers a non-judgmental look at issues affecting young people today. Explores how our choices affect us in the short term as well as the long term and encourages readers to think about their own ex...

Divorce

By Joanne Mattern

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Illness

By Terri DeGezelle

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Bullying

By Joanne Mattern

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Divorce

By Joanne Mattern

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Martin Luther King Jr. The Fight for Freedom

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Inchworm Helps Out Troll First start Math

By Joanne Mattern

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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.