Dan Poblocki Books

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Trapped inside the sinister estate where the past and present intertwine, Poppy, Marcus, Dash, Dylan, and Azumi gradually discover that the secrets they each hold are more sinister than the house's...

Monsters and Mischief

By Dan Poblocki

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The Ghost Of Graylock Turtleback School Library Binding Edition Hauntings

By Dan Poblocki

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No Way Out Shadow House Book 3

By Dan Poblocki

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The Missing

By Dan Poblocki

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No Way Out Shadow House Book 3

By Dan Poblocki

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The ghost of graylock

By Dan Poblocki

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Staying with their aunts over the summer, Neil Cady, his sister Bree, and their new friends Wesley and Eric, set out to explore Greylock Hall, an abandoned psychiatric hospital which is supposed to...

Shadow House La Maison des ombres Tome 1 La Rencontre

By Christophe Rosson, Dan Poblocki

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The Nightmarys

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Timothy July has been having nightmares. About his brother, who is in a coma after being wounded in Iraq; about his best friend, Stuart, who is behaving like a jerk; about the old biology specimens...

The Stone Child

By Dan Poblocki

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What if the monsters from your favorite horror books were real?Eddie Fennicks has always been a loner, content to lose himself in a mystery novel by his favorite author, Nathaniel Olmstead. That’s...

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.