Lewann Sotnak Books

Graphic Designer Career Exploration

By Lewann Sotnak

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Career Exploration

By Lewann Sotnak

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Haunted houses Incredible histories

By Lewann Sotnak

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Director

By Lewann Sotnak

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Explains the educational requirements, duties, workplace, salary, and employment opportunities of the job of director, discussing stage work, movies, television, and radio.

Graphic Designer Career Exploration

By Lewann Sotnak

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Career Exploration

By Lewann Sotnak, Edward Voeller, Tracey Boraas

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Their Light Still Shines

By Lewann Sotnak

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Carlsbad Caverns

By Lewann Sotnak

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Describes the formations and plant and animal life of Carlsbad Caverns and examines the history of the national park which they have become.

Hawaii volcanoes

By Lewann Sotnak

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Describes the natural history of the Hawaii Volcanoes National Park, provides tips for touring the park, and explores the myths surrounding volcanoes and their eruptions.

Haunted houses

By Lewann Sotnak

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Discusses the hauntings of various houses throughout the United States including the White House.

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.