Christen Haden Books

Yummi gurumi

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"Crochet doesn't have to be all blankets and teddy bears--if you're sick of afghans and tired of toys, take your wool for a walk in a completely different direction. With over 60 inviting, straight...

Creepy Cute Crochet

By Christen Haden

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Delicias de crochet

By Sandra De Lamo Ollero, Mariarosa Sala, Christen Haden

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Gourmet Crochet 20 Gourmet Treats To Make From The Amigurumi Patisserie

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Monstruillos de ganchillo zombies ninjas robot y muchos bichos mas

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Creepy Cute Crochet

By Christen Haden

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Discover over 20 crochet patterns for “the most creepily adorable” dolls—perfect for beginner and experienced crafters looking for Halloween crafts or year-round fun (Book Riot)....

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.