Patricia Elmore Books

Susannah and the Blue House mystery

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After the death of the kindly old man who lives in a blue house, a girl and her friends attempt to piece elusive clues together in hopes of finding a treasure they think he has left to one of them.

Susannah and the Poison Green Halloween

By Patricia Elmore

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Susannah and her friends try to figure out who put the poison in their trick-or-treat candy at the Eucalyptus Arms apartments.

Susannah and the Purple Mongoose Mystery

By Patricia Elmore

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Susannah and her friends investigate a series of fires in their San Francisco neighborhood.

Susannah and the Poison Green Halloween

By Patricia Elmore

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Susannah and the purple mongoose mystery

By Patricia Elmore

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Susannah and her friends investigate a series of fires in their San Francisco neighborhood.

Basic Statistics

By Patricia Elmore

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Susannah and the Blue House Mystery

By Patricia Elmore

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Susannah and the Blue House Mystery

By Patricia Elmore

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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.