Andy Simmons Books

Tomo, Vol. 1: I Was an Eighth-Grade Ninja

By Andrew Simmons, Rob Corley, Andy Simmons

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Bullseye Express Woody s Roundup

By Andrew Simmons, Andy Simmons

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Toy Story 2 Woody s Roundup

By Andrew Simmons, Andy Simmons

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Toy Story 2 - Woody's Roundup

By Andrew Simmons, Andy Simmons

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When Bad Bart returns to Dry Gulch, Sheriff Woody and the Roundup gang must uncover the secret of Bart's Aunt Edna to see if the outlaw has really turned over a new leaf.

Following her parents' death, Hana moves in with her grandparents and struggles to fit in at her new school, but when aliens arrive in search of a priceless artifact her grandfather is hiding, Hana...

I Was an Eighth Grade Ninja

By Bud Rogers, Rob Corley, Ariel Padilla, Andy Simmons

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I Was an Eighth Grade Ninja

By Bud Rogers, Andy Simmons

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I Was an Eighth Grade Ninja

By Andy Simmons

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I Was an Eighth Grade Ninja

By Andy Simmons

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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.