Mark Sperring Books

The shape of my heart

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The world is filled with shapes. A bird, a car, the stars in the sky - what shapes can you see? Children will love spotting familiar shapes on every page. With a warm story and bright illustrations...

The shape of my heart

By Mark Sperring

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Dino-baby

By Mark Sperring

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It's not easy being a big sister, especially when your new baby brother is a dino-baby! There's a lot to remember: Be quiet in the morning, when you first get up. Because crashes, bangs, and thuds...

Dino baby

By Mark Sperring

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It's not easy being a big sister, especially when your new baby brother is a dino-baby! There's a lot to remember: Be quiet in the morning, when you first get up. Because crashes, bangs, and thuds...

We re All Works of Art

By Mark Sperring

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I ll catch you if you fall

By Mark Sperring

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In the spirit of Someday and Guess How Much I Love You comes a lyrical and endearing picture book about the people in our lives who are always there to look out for us. Who will keep the boy safe?...

How many sleeps til Christmas

By Mark Sperring

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Like every small bear, Little Pip can't wait 'til Christmas! How will Daddy Grizzle explain just how many sleeps there are to go? Like every small bear, Little Pip can't wait until Christmas. How...

The Shape of My Heart

By Mark Sperring

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I ll Love You Always

By Mark Sperring

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I ll Love You Always

By Mark Sperring

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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.