Judith Kristen Books

Everybody loves Mookie

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"This first book introduces you to Mookie and his entire family: Mom and Dad, four lovable cats, and one very big sheepdog."--Page 4 of cover.

Mookie and the rescued cat

By Judith Kristen

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"This time Mookie finds himself in charge of welcoming a shy rescued cat from a local shelter into the family home. Mookie coaxes 'Holly' into meeting the other furry members of his family: Miss Ro...

Mookie Goes down the Shore

By Judith Kristen

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Mookie and The Christmas Tree

By Judith Kristen

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Write of Passage

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A date with a Beatle

By Judith Kristen

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In 1964, The Beatles phenomenon swept the nation, and tenacious sixteen-year-old Judy came down with a bad case of Beatlemania. Judy spent "Eight Days a Week" with a dream to meet her idol - George...

In Their Own Write

By N A

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Another Day In Paradox

By Judith Kristen

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Another Day in Paradox

By Judith Kristen

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The Purple Hat Gang

By Judith Kristen

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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.