Margaret Willey Books

A summer of silk moths

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A seventeen-year-old boy and girl learn long-held secrets about their pasts as they overcome their initial antipathy toward one another on a Michigan nature preserve dedicated to her dead father.

The pact

By Margaret Willey

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Through journal entries required by their social worker at a juvenile detention center, middle-schoolers Katie, Nate, and Renata relate how they came to kidnap their tormentor, Chase, a star athlet...

Four Secrets

By Margaret Willey

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Beetle Boy

By Margaret Willey

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Four Secrets

By Margaret Willey, Bill Hauser

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Beetle Boy

By Margaret Willey

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Beetle Boy

By Margaret Willey

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Beetle Boy

By Margaret Willey

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Four Secrets

By Margaret Willey, Bill Hauser

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Four Secrets

By Margaret Willey, Bill Hauser

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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.