Kelsey Oseid Books

A nonfiction guessing game that explores the connections between an animal, its eggs, and its habitat.Written by a mammalogist at the Smithsonian, this clever preschool page-turner pairs seven eggs...

Magic Tricks with Coins

By Kelsey Oseid, Jenna Lee Gleisner

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Magic Tricks with Cards

By Kelsey Oseid, Jenna Lee Gleisner

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How to Make Balloon Animals

By Kelsey Oseid, Megan Atwood

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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.