Stephan Brennan Books

The adventurous boy s handbook

By Stephan Brennan

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The Adventurous Boy s Handbook

By Stephen Brennan, Finn Brennan

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The Adventurous Boy s Handbook

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The Adventurous Girl'S Handbook: For Ages 9-99

By Lara Brennan, Stephan Brennan, Steve Brennan, Stephen Vincent Brennan, Stephen Brennan, Lara Brennan, Stephen Brennan

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The Adventurous Girl’s Handbook isn’t just a book for tomboys or girly-girls; it’s somewhere in between. Father Stephen and daughter Lara Brennan have written a book that allows girls to make thei...

The Adventurous Girl'S Handbook: For Ages 9 To 99

By Stephan Brennan, Lara Brennan, Stephen Brennan, Lara Brennan, Stephen Brennan

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Adventurous Girl s Handbook

By Stephen Brennan, Lara Brennan

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The Adventurous Girl'S Handbook: For Ages 9 To 99

By Stephan Brennan, Lara Brennan, Stephen Brennan, Lara Brennan, Stephen Brennan

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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.