Roberto Piumini Books

Mattie and Grandpa

By Roberto Piumini

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Through the year

By Roberto Piumini

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Matias y El Abuelo Matthew and His Grandfather

By Roberto Piumini

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The saint and the circus

By Roberto Piumini

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When Filofilo the circus acrobat loses his balance on the tightrope, an inept saint in Heaven comes to his aid in ways that are more harmful than helpful.

The knot in the tracks

By Roberto Piumini

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In faraway Siberia, along the tracks for the Trans-Siberian Railroad, a railroad worker is plagued by a bullying demon who insists on tying the tracks in knots.

Farm Animals and Their Babies

By Roberto Piumini

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Wild animals and their babies

By Roberto Piumini

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Illustrations show wild animal babies with their parents while text gives facts about each animal.

Mothers and Babies in Danger

By Roberto Piumini

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Dokter ME DI Syn En Die Keiser SE Seun

By Roberto Piumini

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There Is a Book

By Roberto Piumini

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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.