Penny Clarke Books

Flight

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Illustrated history of flight from the pioneer aviators to the complex computer-controlled machines of today. Suggested level: primary, intermediate.

Flight

By Penny Clarke

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Illustrated history of flight from the pioneer aviators to the complex computer-controlled machines of today. Suggested level: primary, intermediate.

The story of explorers and exploration

By Penny Clarke

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"Covers the history of exploration throughout the ages, and shows how technological advancements and inventions have played a pivotal role in exploring uncharted lands"--Publisher's description.

The story of explorers and exploration

By Penny Clarke

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"Covers the history of exploration throughout the ages, and shows how technological advancements and inventions have played a pivotal role in exploring uncharted lands"--Publisher's description.

The story of the exploration of space

By Penny Clarke

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Mankind has dreamed of space travel for centuries, but only in the past fifty years has it finally become possible. This book tells the stories of skill, courage and imagination that led to the Moo...

The story of the exploration of space

By Penny Clarke

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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.