Janice Udry Books

LETS BE ENEMIES

By Anthony Browne, EZRA JACK KEATS, ROSEMARY WELLS, Tomie DePaola, HELME HEINE, Tomasz Bogacki, Peter Golenbock, Leah Komaiko, Rebecca C. Jones, Janice Udry, Leo Lionni, Kevin Henkes, Audrey Penn, Eric Carle, Sarah Stapler, Byrd Baylor, Hans Wilhelm, Christopher Raschka, Frank Asch, Judith Viorst, Helen Lester, Paulette Bourgeois, ELOISE GREENFIELD, Janice May Udry, John Steptoe, Carolyn Crimi, Cynthia Rylant, Rachel Isadora, Brinton Turkle, Martha G. Alexander, Brnard Waber

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James used to be my friend. But today he is my enemy.James and John are best friends  or at least they used to be. They shared pretzels, umbrellas, and even chicken pox. Now James always want...

Angie

By Janice May Udry

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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.