L. Jon Wertheim Books

The rookie bookie
The rookie bookie

By L. Jon Wertheim

Average: 0.00, 0 Ratings

"When seventh-grader Mitch Sloan moves to Jonasburg, Indiana, he uses his exceptional skills in math, money, and sports statistics to make friends--but gets in over his head when he starts a footba...

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The rookie bookie
The rookie bookie

By L. Jon Wertheim

Average: 0.00, 0 Ratings

"When seventh-grader Mitch Sloan moves to Jonasburg, Indiana, he uses his exceptional skills in math, money, and sports statistics to make friends--but gets in over his head when he starts a footba...

Read More
The rookie bookie
The rookie bookie

By L. Jon Wertheim

Average: 0.00, 0 Ratings

"When seventh-grader Mitch Sloan moves to Jonasburg, Indiana, he uses his exceptional skills in math, money, and sports statistics to make friends--but gets in over his head when he starts a footba...

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Glory Days
Glory Days

By L. Jon Wertheim

Average: 0.00, 0 Ratings

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Glory Days
Glory Days

By L. Jon Wertheim

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Running the table
Running the table

By L. Jon Wertheim

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Blood in the Cage
Blood in the Cage

By L. Jon Wertheim

Average: 0.00, 0 Ratings

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Strokes of Genius
Strokes of Genius

By L. Jon Wertheim

Average: 0.00, 0 Ratings

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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.

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