Roberta Angeletti Books

While visiting Egypt with her parents, Anna follows a cat into a tomb and meets Nefertari who gives her a tour and explains about ancient Egyptian gods and customs.

Wim Wom from the Mustard Mill

By Polly Peters, Roberta Angeletti

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Golden Goose

By Roberta Angeletti

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Five Little Ducks Went Out One Day

By Margaret Bateson Hill, Roberta Angeletti

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Lascaux la prehistoire merveilleuse

By Roberta Angeletti, Stefano Sibella

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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.