Jake Halpern Books

Edgeland

By Peter Kujawinski Author Jake Halpern Author

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In the finale to the Dormia trilogy, the dreaded nursery rhyme comes to life at last as a dark Shadow Tree threatens to cause the world's end. But who will stop it? Alfonso is now an ageling, Resuz...

Bad Paper

By Qarie Marshall, Jake Halpern

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Bad Paper

By Jake Halpern

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Edgeland

By Jake Halpern

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Orphaned Wren and her friend Alec live on Edgeland, where the dead are prepared for the afterlife, but when they are accidentally sucked into the Drain, they find something unimaginable.

Dormia

By Jake Halpern

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After learning of his ancestral ties to Dormia, a hidden kingdom in the Ural Mountains whose inhabitants possess the ancient power of "wakeful sleeping," twelve-year-old Alfonso sets out on a missi...

Braving Home

By Jake Halpern

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World s End

By Peter Kujawinski, Jake Halpern

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Dormia

By Peter Kujawinski, Jake Halpern

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Dormia

By Peter Kujawinski, Jake Halpern

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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.