Johnson Jean Books

Fire fighters, A to Z

By Johnson Jean

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Each letter of the alphabet introduces a topic relating to fire fighters and their jobs.

Fire fighters, A to Z

By Johnson Jean

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Each letter of the alphabet introduces a topic relating to fire fighters and their jobs.

Police officers, A to Z

By Johnson Jean

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Each letter of the alphabet introduces a topic relating to police officers and their jobs.

Police officers, A to Z

By Johnson Jean

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Each letter of the alphabet introduces a topic relating to police officers and their jobs.

Postal workers, A to Z

By Johnson Jean

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Uses an alphabet book format to present the work of the postal service in handling our mail.

Postal workers, A to Z

By Johnson Jean

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Uses an alphabet book format to present the work of the postal service in handling our mail.

Teachers, A to Z

By Johnson Jean

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The letters of the alphabet introduce aspects of elementary teachers' work lives--going from alphabet, books, chalkboard, desk and education.

Teachers, A to Z

By Johnson Jean

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The letters of the alphabet introduce aspects of elementary teachers' work lives--going from alphabet, books, chalkboard, desk and education.

Sanitation workers, A to Z

By Johnson Jean

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Each letter of the alphabet introduces a topic relating to sanitation workers and their jobs.

Sanitation workers, A to Z

By Johnson Jean

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Each letter of the alphabet introduces a topic relating to sanitation workers and their jobs.

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.