Lou Kuenzler Books

It's the biggest day in Violet Pott's life. She's finally tall enough to ride Plunger, the scariest roller coaster around. Then, when she's least expecting it Violet shrinks. Suddenly she's as smal...

Shrinking Violet Definitely Needs a Dog

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Shrinking Violet is Totally Famous

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Eat Your People

By Lou Kuenzler

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Princess Pip s perfect party

By Lou Kuenzler

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Princess Pip longs to go to Princess Academy, just like her big sister Grace. There are no princesses in Cragland - just big hairy warriors. But she's too young to go. When Pip finds out that all s...

My Family and Other Ghosts

By Lou Kuenzler

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Finding Black Beauty

By Lou Kuenzler

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Bella Broomstick 4

By Lou Kuenzler

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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.