Giles Sparrow Books

Our Solar System
Our Solar System

By Giles Sparrow

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Night Sky
Night Sky

By Giles Sparrow

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Mars
Mars

By Giles Sparrow

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Secrets of the Universe
Secrets of the Universe

By Giles Sparrow

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Planets And Moons Secrets of the Universe
Exploring the Universe Secrets of the Universe
Planets And Moons Secrets of the Universe
Stars And Galaxies Secrets of the Universe
Cosmos close up
Cosmos close up

By Giles Sparrow

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Presents photographs of the Universe with close-ups of the planets, sun, and stars.

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Astronomy for Curious Kids

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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.

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