Fumi Kosaka Books

Busy, Busy Mouse

By Virginia Kroll, Fumi Kosaka, Virginia L. Kroll

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A mouse rests during the day while the family he lives with is very busy, but when they go to sleep he is the one who has much to do.

Ordinary Mary s Positively Extraordinary Day

By Emily Pearson, Fumi Kosaka

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Ordinary Mary s Positively Extraordinary Day

By Emily Pearson, Fumi Kosaka

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Ordinary Mary s Extraordinary Deed

By Fumi Kosaka

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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.