Jana McConoughey Books

The bald eagle

By Jana McConoughey

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Describes the physical characteristics, habits, and natural environment of the bald eagle.

The squirrels

By Jana McConoughey

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Discusses the physical characteristics, habits, behavior, and distribution of the tree squirrel and also briefly discusses flying and ground squirrels.

The wolves

By Jana McConoughey

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Discusses the habits and characteristics of wolves, once feared as vicious killers, but now understood to be gentle and peaceful wild animals, themselves in need of protection from hunters and encr...

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.