Nickelodeon Firm Books

Jellyfish jam

By Nickelodeon Firm

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Teenage mutant ninja turtles. Amazing adventures

By Nickelodeon Firm

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All-new stories of Amazing Adventures drawing inspiration from the hit Nickelodean cartoon! Join the Turtles for shell-kicking adventures featuring all of your favorite characters by a wide range o...

Deep sea countdown

By Nickelodeon Firm

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We love a beach party

By Nickelodeon Firm

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Jingle bell Christmas

By Nickelodeon Firm

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Wonder pets save the hedgehog

By Nickelodeon Firm

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Wonder Pets! is an exciting new Nick Jr. show for preschoolers. Each episode follows the adventures of three classroom pets - Linny the Guinea Pig, Ming-Ming Duckling, and Turtle Tuck - who travel...

Action and adventure

By Nickelodeon Firm

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Christmas friends forever

By Nickelodeon Firm

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Read about Christmas Eve in Friendly Falls with the friends from the Nickelodeon animated television series Sunny Day.

Essentially Spring

By Nickelodeon Firm

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When Jemima's new egg goes missing, only Peter Rabbit is able to put together the clues and find the culprit. But can he find the egg before it hatches, or has he finally met his match in the devio...

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.