Nancy E. Krulik Books

Bratz: Model Friendship

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When Jade and Cloe both enter the same modelling competition at the mall, the gang wonders whether this means the end of their friendship.

Bratz: Will Work for Fashion

By Nancy E. Krulik

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One of Cloe's paintings, inspired by her friends, is going to be exhibited in a gallery, but her credit card is over the limit and she cannot buy a fabulous dress for the opening unless she can get...

Who's Afraid of Fourth Grade?

By Nancy E. Krulik

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At first, Katie and her friends can't wait to enter the fourth grade! But with the pressure of new classes, teachers, and friends, Katie isn't so sure she likes it after all. And to make matters wo...

On Your Mark, Get Set, Laugh!

By Nancy E. Krulik

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When fourth-grade Katie turns into her unfair track coach, she gives all the members of the team a chance to compete, including the slowest runner in her class.

Friends for Never

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Love Stinks!

By Nancy E. Krulik

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Bad Rap 16

By Nancy E. Krulik

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Katie and Suzanne are so excited-they won tickets to see their favorite rock group, the Bayside Boys, at the Cherrydale Arena! And not only do they get to see the show, but they get to attend the d...

Write On!

By Nancy E. Krulik

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Fourth-grader Katie forgets to read the new book of her favorite author, Nellie Farrow, who comes to class for a discussion, but when Katie turns into Nellie, the presentation seems doomed! Include...

A Whirlwind Vacation

By Nancy E. Krulik

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Katie is very excited about her family's trip to London, Paris, Madrid, and Venice, but when the magic wind strikes not once, but four times, Katie's European vacation is turned upside down.

Karate Katie

By Nancy E. Krulik

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Kevin is so involved in karate he does not have time for anything, including his friends, but then Katie turns into him during his big karate competition.

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.