Robert E. Rubinstein Books

Who wants to be a hero!

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After a "heroic" rescue of an old man from thugs, Jason himself becomes a frequent victim of the attackers, which causes him to wonder about the wisdom of his actions.

When sirens scream

By Robert E. Rubinstein

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A 16-year-old boy tries to arrive at a decision--to side with his father who is investigating the safety of the town's nuclear plant after an alarming "accident" or with the townspeople who need th...

Who Wants to Be a Hero

By Robert E. Rubinstein

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Curtains up!

By Robert E. Rubinstein

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Hints for teaching success in middle school

By Robert E. Rubinstein

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Zishe the Strongman

By Robert Rubinstein, Woody Miller

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Zishe the strongman

By Robert E. Rubinstein

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Zishe the Strongman

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Hints for Teaching Success in Middle School

By Robert Rubinstein

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Curtains Up

By Robert Rubinstein

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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.