Catherine Prats Okuyama Books

The double secret, Rene Magritte

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Stimulates appreciation of Magritte's work by means of visual games involving his painting "The Double Secret." Includes puzzles, things to draw, and trick pages to manipulate.

The double secret, Rene Magritte

By Catherine Prats Okuyama

Average: 0.00, 0 Ratings

Stimulates appreciation of Magritte's work by means of visual games involving his painting "The Double Secret." Includes puzzles, things to draw, and trick pages to manipulate.

Bleu II

By Musee National D Art Moderne France, Joan Miro, Catherine Prats Okuyama, Kimihito Okuyama, Atelier Des Enfants

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Loplop presente une jeune fille

By Max Ernst, Musee National D Art Moderne France, Catherine Prats Okuyama, Kimihito Okuyama, Atelier Des Enfants

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Georges Braque

By Catherine Prats Okuyama

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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.