Mary Waldorf Books

Jake McGee and his feet

Average: 0.00, 0 Ratings

A 10-year-old with a reading disability takes an important step towards dealing with his problem on the day he runs away from school.

Thousand Camps

By Mary Waldorf

Average: 0.00, 0 Ratings

When real estate developers threaten the sacred campsite of the Tarish, a long-vanished tribe who appear to Chloe and Joaquin on foggy nights, the children go back in time to find the hiding place...

The Gold Rush Kid

By Mary Waldorf

Average: 0.00, 0 Ratings

When their mother dies in 1897, twelve-year-old Billy McGee and his angry, older sister leave Skagway, Alaska, to find their father who is trekking north to the Klondike to prospect for gold.

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.