Elizabeth Levy Books

Keep Ms. Sugarman in the Fourth Grade

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The Gorgonzola Zombies in the Park

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Sam and Robert make up a story about a Gorgonzola Zombie to scare their cousin Mabel, but strange and scary events convince all three that there really is a zombie haunting Central Park.

My Life as a Fifth-Grade Comedian

By Elizabeth Levy

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Although Bobby's father thinks that he might be expelled just like his older brother, with the encouragement of a new fifth-grade teacher, Bobby tries to channel his penchant for humor into a learn...

Rude Rowdy Rumors: Starring Brian and Pea Brain

By Elizabeth Levy

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School Spirit Sabotage

By Elizabeth Levy

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Brian and his younger sister Penny try to catch the culprit who has been sabotaging School Spirit Week.

Wolfman Sam

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Night of the Living Gerbil

By Elizabeth Levy

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Sam and his brother Robert fear their new neighbor is a zombie and plans to bring their dead pet gerbil back to life.

Amber Brown Is on the Move

By Elizabeth Levy, Anthony Lewis, Paula Danziger, Bruce Coville

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Even when her whole life is changing, Amber Brown is always bold, bright, and colorful. #Amber Brown is out now on Apple TV+Now that Amber’s mom and Max are married, the three of them are moving to...

Case of the Frightened Rock Star Knight Books

By Elizabeth Levy

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The Case of the Counterfeit Racehorse Knight Books

By Elizabeth Levy

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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.