Paul Showers Books

Your skin and mine

By Paul Showers

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Explains the basic properties of skin, how it protects the body, and how it can vary in color.

How you talk

By Paul Showers

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Explains the mechanics of speech: what body parts are used, and how different sounds are formed.

Sleep Is for Everyone: Stage 1

By Paul Showers

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Discusses the importance of sleep and what happens to our brains and bodies during slumber.

Sleep Is for Everyone: Stage 1

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Listening Walk, The

By Paul Showers

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A little girl and her father take a quiet walk and identify the sounds around them.

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.