Erin O Connor Books

101 cool Canadian jokes

By Erin O Connor

Average: 0.00, 0 Ratings

L ABC de la Bd

By Erin O Connor, Dominique Pelletier

Average: 0.00, 0 Ratings

Canadian cartooning

By Erin O Connor

Average: 0.00, 0 Ratings

Chock-full of Canadian icons like you've never seen before! In a few easy steps you'll discover how to draw awesome igloos, loopy loons, hilarious hockey players and more.

Gender Indian Nation

By Erin O Connor

Average: 0.00, 0 Ratings

Raw Material

By Erin O Connor

Average: 0.00, 0 Ratings

Mothers making Latin America

By Erin O Connor

Average: 0.00, 0 Ratings

Mothers making Latin America

By Erin O Connor

Average: 0.00, 0 Ratings

101 math jokes

By Erin O Connor

Average: 0.00, 0 Ratings

Calling all math-letes and math geeks: Yes, the whole idea of math jokes might seem a little strange, but these are really two funny -- in fact they are prime. Go figure!

101 math jokes

By Erin O Connor

Average: 0.00, 0 Ratings

Calling all math-letes and math geeks: Yes, the whole idea of math jokes might seem a little strange, but these are really two funny -- in fact they are prime. Go figure!

Starry Night Pro Activities and Observation and Research Projects for Astronomy

By Steve McMillan, Erik Bodegom, Eric Chaisson, Erin O Connor

Average: 0.00, 0 Ratings

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.