Heather Couper Books

Is anybody out there?

By Heather Couper

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Universe

By Heather Couper, Nigel Henbest

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Universe

By Heather Couper, Nigel Henbest

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DK encyclopedia of space

By Heather Couper

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Guide to astronomy and space science, compiled by leading space experts. Includes the facts and figures from the latest missions to the planets, and images from the Hubble Space Telescope.

Space Atlas

By Dorling Kindersley, Heather Couper

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Guidebook to the universe filled with beautiful maps, striking photographs, and informative charts and diagrams.

Is anybody out there?

By Heather Couper

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Black holes

By Heather Couper

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Discusses how we know about black holes, how they affect matter around them, and what would happen if you got inside one.

Big Bang

By Heather Couper, Nigel Henbest

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Explores the Big Bang theory of how the universe may have begun.

Is anybody out there?

By Heather Couper

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Explores the possibility of life on other planets from both scientific and mythological perspectives.

Is Anybody Out There Poster

By Heather Couper, Nigel Henbest

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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.