Billy Wrecks Books

The Courageous Captain America (Marvel: Captain America)

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Dressed in red, white, and blue and carrying an unbreakable shield, Captain America always fights for justice and stands up for people in need. Now boys and girls ages 2 to 5 can leap into the acti...

The Mighty Thor (Marvel: Thor)

By Billy Wrecks

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Thor, who possesses incredible strength and a magical hammer that gives him the power to fly and control the weather, becomes one of Earth's mightiest heroes! Boys and girls ages 2 to 5 can find ou...

The Invincible Iron Man (Marvel: Iron Man)

By Billy Wrecks

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Clad in invincible armor, Iron Man is always ready to rocket to the rescue. Boys and girls ages 2 to 5 can leap into the action with this heavy-duty hero to learn all about his amazing armor and mo...

Batman! (DC Super Friends)

By Billy Wrecks

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Boys and girls 2-5 will feel like they are part of the action as Batman, Superman and the other Super Friends save the day! This Little Golden Book is the perfect way to introduce young readers to...

The Mighty Avengers (Marvel: The Avengers)

By Billy Wrecks

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Marvel's greatest heroes—including Iron Man, Captain America, Thor, and the Hulk—come together in this all-new Little Golden Book. Boys and girls ages 2 to 5 will love reading the exciting adventur...

The Big Freeze (Marvel)

By Billy Wrecks

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When the Frost Giants try to bury New York under a blizzard, Spider-Man, the Hulk, Iron Man, and Thor team up to save the day! Boys and girls ages 2 to 5 will love this action-packed Little Golden...

Bizarro Day! (DC Super Friends)

By Billy Wrecks, Francesco Legramandi

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Boys 4-6 will love this action-packed Step into Reading leveled reader that features Superman, Batman, and the rest of the DC Super Friends in a high-flying adventure. The heroes have their hands f...

Big Heroes! (DC Super Friends)

By Billy Wrecks

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Lex Luthor has shrunk the DC Super Friends™ to the size of ants, and suddenly the world is a very big and very dangerous place. Batman™, Superman™, and the rest of the Super Friends will have to us...

Crime wave

By Billy Wrecks

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Superman, Batman and the rest of their CD Super Friends team up to stop the nefarious Black Manta, who has stolen the world's largest pearl and unleashed a deadly giant octopus.

Batman and Superman

By Billy Wrecks

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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.