John Stadler Books

HECTOR THE ACCORDION NOSED DOG

By Stadler

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Hector, the Accordion-Nosed Dog

By John Stadler

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Gorman and the Treasure Chest

By John Stadler

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When Gorman catches a chest instead of a fish in Treasure Lake, everyone is eager to help him open it and have for himself the treasure that must surely be inside.

On a Mist-Covered Mountain

By John Stadler

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In this allegory about conquering fears and making friends, a youngster dreams of becoming a bear and walking on a tightrope to the mist-covered mountain.

Rodney and Lucinda's amazing race.

By John Stadler

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Hector, the Accordion-Nosed Dog

By John Stadler

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The Adventures of Snail at School

By John Stadler

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Snail goes on three errands for his teacher and has amazing adventures.

The Adventures of Snail at School

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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.