Rick Riordan Books

The Serpent s Shadow

By Rick Riordan, Guy Stauber

Average: 0.00, 0 Ratings

Rick Riordan Collection 5 Books Set Percy Jackson and The Greek Heroes The Greek Gods The Demigod Diaries Demigods and Magicians Singer of Apollo WBD 2019

By Ann Kristin Friedrich, Rick Riordan, Maidy Lacerda, Sebastian Von Gehren, Vedran Pilipovic, Zainab Ali

Average: 0.00, 0 Ratings

After a year spent trying to prevent a catastropic war among the Greek gods, Percy Jackson finds his seventh-grade school year unnervingly quiet. His biggest problem is dealing with his new friend,...

The Sea of Monsters Percy Jackson and the Olympians Book 2

By Rick Riordan

Average: 0.00, 0 Ratings

The Sea of Monsters Percy Jackson and the Olympians Book 2

By Rick Riordan

Average: 0.00, 0 Ratings

The Titan's Curse

By Rick Riordan

Average: 0.00, 0 Ratings

When Percy Jackson receives an urgent distress call from his friend Grover, he immediately prepares for battle. He knows he’ll need his powerful demigod allies, Annabeth and Thalia, at his si...

Percy Jackson and the Olympians books 1 5 CD Collection

By Rick Riordan

Average: 0.00, 0 Ratings

The Battle of the Labyrinth

By Rick Riordan

Average: 0.00, 0 Ratings

Percy Jackson isn’t expecting freshman orientation to be any fun. But when a mysterious mortal acquaintance appears on campus, followed by demon cheerleaders, things quickly move from bad to...

The Lightning Thief

By Rick Riordan

Average: 0.00, 0 Ratings

After learning that he is the son of a mortal woman and Poseidon, god of the sea, twelve-year-old Percy is sent to a summer camp for demigods like himself, and joins his new friends on a quest to p...

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.