Sayegh Rob Jr. Books

Proper Badger Would Never!

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If You Give a Mouse a Cookie meets No, David! in this hilarious story of misbehavior and misadventure with a very proper badger.Proper Badger has been invited to a party. He is quite pleased. He wi...

Cupig

By Claire Tattersfield, Sayegh Rob Jr.

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A New York Times bestseller!A comically mismatched Valentine's Day picture book with a clever and hilarious take on Cupid. Introducing Cupig the Valentine's Day pig!Cupig absolutely loves Valentine...

Cupig

By Claire Tattersfield, Sayegh Rob Jr.

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Happy All Idays

By Sayegh Rob Jr., Cindy Jin

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Happy All Idays

By Sayegh Rob Jr., Cindy Jin

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Love Letter to My Library

By Lisa Katzenberger, Sayegh Rob Jr.

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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.