Karen Heisinger Books

Your First Year As an Elementary School Teacher

By Karen Heisinger, Lynne Rominger, Lynne Marie Rominger, Natalie Elkin

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Your First Year As an Elementary School Teacher

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Real Solutions and Advice from the Teaching TrenchesMany begin teaching because of a desire to make a difference. But faced with everyday challenges of the classroom, this idealism is often lost. T...

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.