Robert Elmer Books

Mid-air zillionaire

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Famous zillionaire Donald Zump comes to CLEO-7 looking for Miko, who runs and hides for fear of being returned to Apollo Children's Home, but the news is good: Miko has inherited an asteroid. Inclu...

Tow-away stowaway

By Robert Elmer

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While trying to help a ship in distress, Tag, Zero-G, and MAC find themselves headed for Pluto with a crew of mixed-up droids and nothing tro eat but AstroCheesies.

The Young Underground

By Robert Elmer

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Young Underground

By Robert Elmer

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Escape to Murray River Captive at Kangaroo Springs Rescue at Boomerang Bend Dingo Creek Challenge Adventures Down Under 1 4

By Robert Elmer

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The Drummer Boy s Battle Traitor in the Tower Defeat of the Ghost Riders The Fate of the Yellow Woodbee The Gold Miner s Rescue Trailblazer Books 21 25

By Neta Jackson, Dave Jackson

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Refugee Treasure Prepack

By Robert Elmer

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Astrokids Mixed

By Robert Elmer

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Astrokids Mixed Prepack

By Robert Elmer

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Astrokids Pack vols. 1 5 Astrokids

By Robert Elmer

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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.