Clare Clark Books

Beautiful Lies

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It is 1887, and an unsettled London prepares to celebrate Queen Victoria's Golden Jubilee. Maribel, beautiful bohemian wife of maverick political Edward Campbell Lowe and self-proclaimed Chilean he...

We That Are Left

By Clare Clark

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The Great Stink

By Clare Clark

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The Nature of Monsters

By Clare Clark

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The Great Stink

By Clare Clark

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The Nature of Monsters

By Clare Clark

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In 1718, sixteen-year-old Eliza Tally, takes a job in London as an apothecary's maid, only to find herself working for a mysterious apothecary who refuses to let her see his face or enter the study...

The Great Stink Pa

By Clare Clark

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It is 1855, and engineer William May has returned home to London and his beloved wife from the horrors of the Crimean War. When he secures a job transforming the city's sewer system, he believes it...

The Nature of Monsters

By Clare Clark

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Math in Stride Book 1 Gr K 2

By Clare Clark

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Math in Stride 1. Teacher Sourcebook

By Clare Clark, Betsy Y. Carter

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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.