Keiko Kasza Books

My Lucky Day

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An award-winning story time favorite with a hilarious twist at the end.When a delicious-looking piglet knocks on Mr. Fox's door, the fox can hardly believe his good luck. It's not every day that di...

The Mightiest

By Keiko Kasza

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Is the Bear, the Elephant, or the Lion the mightiest animal in the forest? When the three friends come upon a golden crown that says, "For the Mightiest," they each think that they deserve the tit...

The Dog Who Cried Wolf

By Keiko Kasza

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Moka is a good dog. But when Michelle, his little girl, reads him a book about wolves, being a good dog suddenly seems awfully boring. Wolves get to run around doing whatever they want. No one ever...

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.