Monica Kulling Books

This thoughtful and beautifully illustrated picture book shares the story of a trailblazer who has inspired generations of girls to change the world.Sara Josephine Baker was a strong girl who loved...

Making Contact!

By Monica Kulling Illustrated By Richard Rudnicki

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As a boy, Marconi loved science and invention. Born in 1874 in Bologna, Italy, to a wealthy family, Marconi grew up surrounded by books in his father's library. He was fascinated with radio waves a...

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.