John Larmer Books

Project Based Learning Handbook

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A practical guide to Project Based Learning. Designed for middle and high school teachers, the PBL Starter Kit contains down-to-earth, classroom tested advice, including six sample projects, step-b...

PBL 101 Workbook 3rd Edition

By John Larmer Alfred Solis

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PBL for 21st Century Success

By John Mergendoller, John Larmer, Suzie Boss

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Getting Started with Project Based Learning

By John Larmer

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Project Based Teaching

By John Larmer, Suzie Boss

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Project Based Learning Starter Kit

By John Larmer, PhD John R. Mergendoller, David Ross

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Teaching Civics Today

By John Larmer

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Teaching Civics Today

By John Larmer

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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.