Keiko Kasza Books

The Mightiest

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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...

A Mother for Choco by Keiko Kasza Grade 1 Houghton Mifflin Big Book Series

By Keiko Kasza

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The wolf loves to eat more than anything in the world and one day he has a terrible craving for chicken stew. He spots a chicken who seems just right, but then he thinks how much more stew there wi...

The pigs' picnic

By Keiko Kasza

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Mr. Pig, on his way to call on Miss Pig, allows his animal friends to persuade him to don various handsome portions of their own bodies, with an alarming result.

A Mother for Choco

By Keiko Kasza

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Family is about love no matter how different parents and children may be, adopted or not.Choco wishes he had a mother, but who could she be? He sets off to find her, asking all kinds of animals, bu...

Pigs Picnic San

By Keiko Kasza

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Wolf s Chicken Stew

By Keiko Kasza

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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.