Ken Rappoport Books

Tales from Penn State Football

By Ken Rappoport

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Biggest upsets in sports

By Ken Rappoport

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This book highlights some of the most memorable tales and traditions from sports history on upsets.

Texas A m Aggies

By Ken Rappoport

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Russell Wilson

By Ken Rappoport

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In Russell Wilson, young readers get a close-up view of the famous quarterbacks inspiring journey from his childhood, through his college years playing for both North Carolina State University and...

Tales from the North Carolina Tar Heels Locker Room

By Ken Rappoport

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Football s Special Teams

By Ken Rappoport

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Super Sundays

By Ken Rappaport, Ken Rappoport

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Alex Rodriguez

By Ken Rappoport

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Derek Jeter

By Ken Rappoport

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Peyton Manning

By Ken Rappoport

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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.