Marsha Qualey Books

Bon Voyage! Gracie LaRoo and the Water Sprites are going on a cruise! The director is Gracie's friend, and he has asked Gracie and her team to perform. But everything starts falling apart. No one i...

Gracie LaRoo goes to school

By Marsha Qualey

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Gracie LaRoo is famous--especially to her alma mater! But when they ask her to come speak to the students, Gracie is more than a little nervous. Sure enough, the minute she arrives she encounters t...

Gracie LaRoo on the big screen

By Marsha Qualey

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Piggywood! Gracie LaRoo had long been starstruck with the town where glamorous movie stars working on thrilling films. But now it's her turn--a famous director asks Gracie to be a part of her next...

Gracie LaRoo at Pig Jubilee

By Marsha Qualey

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Gracie LaRoo is the youngest pig to make it to the Pig Jubilee in synchronized swimming. As the star of her team, the Water Sprites, the pressure is on! But Gracie can't seem to concentrate and lan...

The marvelous amazing pig tastic Gracie Laroo

By Marsha Qualey

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Gracie LaRoo is a synchronized swimming pig extraordinaire! Follow Gracie as she shoots for the gold medal; uses her dazzling moves in a Piggywood movie; visits her old school and shows her former...

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.