Trey King Books

Space justice

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"When super-villains from outer space threaten to steal the world's toys, it is up to DC Comics' greatest super heroes to save the day! But can Wonder Woman, Supergirl, and Batgirl defeat the evil...

Space justice

By Trey King

Average: 0.00, 0 Ratings

"When super-villains from outer space threaten to steal the world's toys, it is up to DC Comics' greatest super heroes to save the day! But can Wonder Woman, Supergirl, and Batgirl defeat the evil...

Superman and The Flash can't decide who is faster, so they want to have a race around the world! But will a bunch of super-villains and their dastardly deeds get in the way of finding out who is th...

Space justice

By Trey King

Average: 0.00, 0 Ratings

"When super-villains from outer space threaten to steal the world's toys, it is up to DC Comics' greatest super heroes to save the day! But can Wonder Woman, Supergirl, and Batgirl defeat the evil...

Space justice

By Trey King

Average: 0.00, 0 Ratings

"When super-villains from outer space threaten to steal the world's toys, it is up to DC Comics' greatest super heroes to save the day! But can Wonder Woman, Supergirl, and Batgirl defeat the evil...

Detective Chase McCain

By Trey King

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Detective Chase McCain must guard a box on a cargo plane for the mayor, but criminal Rex Fury wants the box for himself.

Space justice

By Trey King

Average: 0.00, 0 Ratings

"When super-villains from outer space threaten to steal the world's toys, it is up to DC Comics' greatest super heroes to save the day! But can Wonder Woman, Supergirl, and Batgirl defeat the evil...

Race around the world!

By Trey King

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Deep-sea treasure dive

By Trey King

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A team of divers use their submarines to search for a sunken ship full of lost treasure.

Phil saves the day!

By Trey King

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Phil is a sweet Minion, but he's also very clumsy. So when he accidentally sinks the cruise ship carrying his Minion buddies on their dream vacation, it's up to him to save the day-and fast! Can he...

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.

Trey King Books

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How to Convert ISBN-10 to ISBN-13 (and Vice Versa): A Complete Guide

What is an EAN and How Does it Relate to an ISBN?