Judith Viorst Books

Tenth Good Thing Barney

By Judith Viorst

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Pigs Will Be Pigs: Fun with Math and Money

By Amy Axelrod

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The hungry pig family learns about money and buying power as they turn the house upside down looking for enough money to buy dinner at the local restaurant

Alexander and the Terrible, Horrible, No Good, Very Bad Day Low Price

By Judith Viorst, Blythe Danner

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Alexander and the Terrible, Horrible, No Good, Very Bad Day CD

By Judith Viorst

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One minute till bedtime

By Kenn Nesbitt, Christoph Niemann

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It's time for tuck-in, and your little ones want just one more moment with you--so fill it with something that will feed the imagination, fuel a love of reading, and send them off to sleep in a sna...

Alexander and the terrible, horrible, no good, very bad day

By Judith Viorst

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Alexander, who used to be rich last Sunday

By Judith Viorst

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It's hard to be hip over thirty, and other tragedies of married life

By Judith Viorst

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People and Other Aggravations

By Judith Viorst

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Alexander, who used to be rich last Sunday

By Judith Viorst

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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.