Christopher L. Harbo Books

Easy Animal Origami
Easy Animal Origami

By Christopher L. Harbo

Average: 0.00, 0 Ratings

Read More
Easy Ocean Origami
Easy Ocean Origami

By Christopher L. Harbo

Average: 0.00, 0 Ratings

Read More
Easy Origami Toys
Easy Origami Toys

By Christopher L. Harbo

Average: 0.00, 0 Ratings

Read More
Easy Holiday Origami
Frankenstein s Monster and Scientific Methods
Monster Science
Monster Science
Monster Science Classroom Collection
The Wizard of Oz shapes
The Wizard of Oz shapes

By Christopher L. Harbo

Average: 0.00, 0 Ratings

"Simple rhyming text and full-color illustrations introduce 2-D shapes using The Wizard of Oz movie"--Provided by publisher.

Read More
The Wizard of Oz shapes
The Wizard of Oz shapes

By Christopher L. Harbo

Average: 0.00, 0 Ratings

"Simple rhyming text and full-color illustrations introduce 2-D shapes using The Wizard of Oz movie"--Provided by publisher.

Read More

Related Articles from our Blog

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.

Read More