Donna Jo Napoli Books

The bravest thing

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When her pet rabbit's newborn babies die, her doctor tells her that she may have scoliosis, and her aunt is diagnosed with cancer, ten-year-old Laurel feels constantly reminded of the mortality of...

North

By Donna Jo Napoli

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Tired of his mother's overprotectiveness and intrigued by the life of African American explorer Matthew Henson, twelve-year-old Alvin travels north and spends a season with a trapper near the Arcti...

Crazy Jack Laurel Leaf Books

By Donna Jo Napoli

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Daughter of Venice

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In 1592, Donata is a noble girl living in a palazzo on the Grand Canal. Girls of her class receive no education and rarely leave the palazzo. In a noble family, only one daughter and one son will b...

The hero of Barletta

By Donna Jo Napoli

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A clever giant saves the town of Barletta from an advancing army.

Predication Theory: A Case Study for Indexing Theory

By Donna Jo Napoli

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Predication Theory: A Case Study for Indexing Theory

By Donna Napoli

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Soccer Shock: 9

By Meredith Johnson, Donna Jo Napoli

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When ten-year-old Adam discovers that his freckles can see and talk, he plans to use this secret to get onto the school soccer team.

The prince of the pond

By Donna Jo Napoli

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Having been turned into a frog by a hag, a frog-prince makes the best of his new life as he mates, raises a family, and instills a new kind of thinking into his frog family.

When the Water Closes over My Head

By Donna Jo Napoli

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When his family goes on vacation to visit his grandparents in Iowa, nine-year-old Mikey is continually faced with his fear of drowning.

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.