Deanna Calvert Books

A table les mouettes

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Une collection de petites plaquettes proposant des textes courts et simples pour apprendre à lire. La liste de tous les mots qui les composent est proposée à la dernière page. Sous ce titre, une fi...

Shadows

By Deanna Calvert

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Children teach their shadows to do everything the children can do.

Feeding the gulls

By Deanna Calvert

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A small girl runs out of bread as more and more sea gulls swarm to the beach as she feeds them.

Las Sombras Rookie Espanol

By Deanna Calvert, Eida Del Risco

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Feeding the Gulls

By Deanna Calvert

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Las Sombras shadows

By Deanna Calvert

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Shadows

By Deanna Calvert

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Children teach their shadows to do everything the children can do.

Dando de comer a las gaviotas

By Deanna Calvert

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A small girl runs out of bread as more and more sea gulls swarm to the beach as she feeds them.

Shadows

By Deanna Calvert

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Dando De Comer a Las Gaviotas Feeding the Gulls

By Deanna Calvert

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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.