Amy Goldman Koss Books

Smoke Screen Ag Fiction American Girl

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As Mitzi's mother tries unsuccessfully to quit smoking, Mitzi pretends her mother has a terrible disease, "Stipitis," in order to win sympathy and affection from a boy she has a crush on.

Smoke Screen Ag Fiction American Girl

By Amy Goldman Koss

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Stolen words

By Amy Goldman Koss

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In her diary, eleven-year-old Robyn describes her family's visit to Austria, from the disastrous theft of their luggage to adventures in the countryside, while she tries to recover from the death o...

Stolen words

By Amy Goldman Koss

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Kailey

By Amy Goldman Koss

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Poison ivy

By Amy Goldman Koss

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In a government class three popular girls undergo a mock trial for their ruthless bullying of a classmate.

Side effects

By Amy Goldman Koss

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Everything changes for Isabelle, not quite fifteen, when she is diagnosed with lymphoma--but eventually she survives and even thrives.

The Girls Economy

By Amy Goldman Koss

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The Girls

By Amy Goldman Koss

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The Egg: Decodable Core Set Level 1

By Amy Goldman Koss

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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.