Marge Eberts Books

190 creative word problems about interesting facts and everyday situations challenge kids to give their math skills a workout. Cartoon illustrated, these lively books will have kids calculating the...

Math Challenge: 190 Fun & Creative Problems For Kids, Level 2

By James Riley, Peggy Gisler, Marge Eberts, James Riley, Marge Eberts, Peggy Gisler

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Doing Their Best: Encouraging Children To Earn Good Grades

By Marg Eber, Peggy Gisler, Marge Eberts, Marge Ebert

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206 pages ; 24 cm

Hijos Preparados Para Ir A La Escuela

By Peggy Gisler, Marge Eberts

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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.