Matt Groening Books

When Homer receives no Christmas bonus from the nuclear power plant where he works, he moonlights as a shopping mall Santa to buy gifts for his family.

The Simpsons Uncensored Family Album

By Matt Groening

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With Love from Hell: A Postcard Book

By Matt Groening

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The Simpsons Rainy Day Fun Book

By Matt Groening

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The zany members of the animated television series "The Simpsons" present games, puzzles, jokes, tricks, codes, mazes, and other activities.

Simpsons 1993 Calendar

By Matt Groening, Wall

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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.