Tina Connolly Books

Copperhead

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"Copperhead is the sequel to Tina Connolly's stunning historical fantasy debut. Helen Huntingdon is beautiful--so beautiful she has to wear an iron mask. Six months ago her sister Jane uncovered a...

Seriously Hexed Seriously Wicked Book 3

By Tina Connolly

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Silverblind

By Tina Connolly

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Dorie Rochart has been hiding her fey side for a long time. Now, finished with University, she plans to study magical creatures and plants in the wild, bringing long-forgotten cures to those in nee...

Seriously Wicked

By Tina Connolly

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Copperhead

By Tina Connolly

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Silverblind

By Tina Connolly

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Ironskin

By Tina Connolly

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On the Eyeball Floor and Other Stories

By Tina Connolly

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Glitterpony Farm

By Tina Connolly

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Choose from 9 possible endings in this interactive book from the bestselling Choose Your Own Adventure series, now for 5- to 8-year-old readers!Filled with colorful illustrations, these books for l...

Fairy House Disaster

By Tina Connolly

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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.