Anne Ylvisaker Books

Lake Michigan

By Anne Ylvisaker

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Lake Ontario Land and Water Great Lakes

By Anne Ylvisaker

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Lake Superior

By Anne Ylvisaker

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Dear Papa

By Anne Ylvisaker

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In September of 1943, one year after her father's death, nine-year-old Isabelle begins writing him letters, which are interspersed with letters to other members of her family, relating important ev...

Dear Papa

By Anne Ylvisaker

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Little Klein

By Anne Ylvisaker

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"A lovely coming-of-age tale filled with humor and pathos and unexpected twists...The characters are quirky, eccentric, and lovable." — Kirkus ReviewsHarold "Little" Klein can’t se...

The Luck of the Buttons

By Anne Ylvisaker

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"Subtle humor, a clever narrative style, and an endearing heroine." — School Library JournalTomboy Tugs Button was born to a luckless family. And when she looks at them, all she sees is...

The curse of the buttons

By Anne Ylvisaker

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When a steamboat arrives heralding the news that Iowa has been called up to represent the Union of the United States of America, Ike is beside himself with excitement. For months, the promise of wa...

The Curse of the Buttons

By Anne Ylvisaker

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The Curse of the Buttons

By Nick Podehl, Anne Ylvisaker

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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.