Leuyen Pham Books

The Princess in Black: Three Monster-Battling Adventures

By Shannon Hale, Dean Hale Illustrated By LeUyen Pham

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Princess-hero fans can complete their collections with a second boxed set of adventures from the New York Times best-selling series.Twinkle twinkle little SMASH! Princess Magnolia and her monster-f...

The Princess in Black and the Prince in Pink

By Shannon Hale, Dean Hale Illustrated By LeUyen Pham

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When plans for a ball run a-fowl, Princess Magnolia accepts the help of a valiant new hero to save her secret decorations—and the entire evening! Princess Magnolia is at the Flower Festival p...

Princess in Black and the Bathtime Battle

By Dean Hale, Shannon Hale, Leuyen Pham

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The Princess in Black and the Bathtime Battle

By Shannon Hale, Dean Hale Illustrated By LeUyen Pham

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Something smells like trouble! Can five princess heroes and one Goat Avenger pool their talents to vanquish a monstrous stink?The Princess in Black is in a very stinky situation. A foul cloud is pl...

Princess in Black and the Giant Problem

By Dean Hale, Shannon Hale, Leuyen Pham

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Princess in Black and the Case of the Coronavirus

By Dean Hale, Shannon Hale, Leuyen Pham

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The bear who wasn t there

By Leuyen Pham

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A picture book inviting readers to join the hilarious search for a missing bear.

Becket List

By Adele Griffin, Leuyen Pham

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Bedtime for Mommy

By Amy Krouse Rosenthal, Leuyen Pham

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Bo at Iditarod Creek

By Leuyen Pham, Kirkpatrick Hill

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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.