Bruce Coville Books

Anthony and his younger sister discover that the monster figures he got in an unusual box at an estate sale are alive, but they have no way of knowing that the "monsters" will lead them on fantasti...

The Skull of Truth

By Bruce Coville

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Charlie, a sixth-grader with a compulsion to tell lies, acquires a mysterious skull that forces its owner to tell only the truth, causing some awkward moments before he understands its power.

My Teacher Is an Alien I Was a Sixth Grade Alien

By Bruce Coville

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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.