Jennifer Dussling Books

Discover Math Matters! With over 15 million books sold worldwide, this award-winning series of easy-to-read books will help young readers ages 5–8 approach math with...

Fair is Fair!

By Jennifer Dussling Illustrated By Diane Palmisciano

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Discover Math Matters! With over 15 million books sold worldwide, this award-winning series of easy-to-read books will help young readers ages 5–8 approach math with...

Picky Peggy

By Jennifer Dussling Illustrated By Lynn Adams

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Solve kid-sized dilemmas and mysteries with the Science Solves It! series. These fun books for kids ages 5–8 blend clever stories with real-life science. Why did the dog turn green? Can you c...

El Problema De 100 Libras The 100 pound Problem

By Jennifer Dussling

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Lo Justo Es Justo Fair Is Fair Math Matters En Espanol

By Jennifer Dussling

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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.