Lisa Greenwald Books

Friendship List 2

By Lisa Greenwald

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TBH 1: TBH, This Is So Awkward

By Lisa Greenwald

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Told entirely in text messages, emails, and notes, best friends Prianka, Gabby, and Cecily find their friendship tested by busily planning a spring fair, bullying, and boys.

TBH 1

By Lisa Greenwald

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TBH 2: TBH, This May Be TMI

By Lisa Greenwald

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TBH 2

By Lisa Greenwald

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TBH 3

By Lisa Greenwald

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TBH 3

By Lisa Greenwald

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TBH 4

By Lisa Greenwald

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TBH 4

By Lisa Greenwald

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My life in pink & green

By Lisa Greenwald

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When the family's drugstore is failing, seventh-grader Lucy uses her problem-solving talents to come up with a solution that might resuscitate the business and help the environment. When the famil...

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.