Mike Lupica Books

The Missing Baseball

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Perfect for fans of Cam Jansen, #1 New York Times bestseller Mike Lupica begins an exciting new chapter-book series, featuring his trademark sports action and heart, and a lovable twin brother-sist...

The Half-Court Hero

By Mike Lupica

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#1 New York Times bestseller Mike Lupica begins an exciting new chapter book series, perfect for fans of Cam Jansen, featuring his trademark sports action and heart, and a lovable twin brother-sist...

The Football Fiasco

By Mike Lupica

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The third installment of the Zach and Zoe Mysteries--a sports-themed chapter book mystery series by New York Times bestselling author Mike Lupica.There's nothing eight-year-old twins Zach and Zoe W...

The Soccer Secret

By Mike Lupica

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The Soccer Secret

By Mike Lupica

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The fourth book in the Zach and Zoe Mysteries--a sports-themed chapter book mystery series by New York Times bestselling author Mike Lupica. Perfect for fans of Cam Jansen!There's nothing eight-yea...

The Hockey Rink Hunt

By Mike Lupica

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It's time for hockey in the fifth installment of New York Times bestselling author Mike Lupica's Zach and Zoe Mysteries--a sports-themed chapter book mystery series perfect for fans of Cam Jansen!T...

Heat

By Mike Lupica

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Pitching prodigy Michael Arroyo is on the run from social services after being banned from playing Little League baseball because rival coaches doubt he is only twelve years old and he has no paren...

Shoot-Out

By Mike Lupica

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From the #1 New York Times bestselling author if Heat and Travel Team! What happens when a star player ends up on the worst team? He either learns to lose or he stops playing the game he loves. The...

Full Court Press

By Mike Lupica

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Jump

By Mike Lupica

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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.