Rebecca Rupp Books

The dragon of Lonely Island

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Three children spend the summer with their mother on a secluded island where they discover a three-headed dragon living in a cave and learn what it means to be a Dragon Friend.

The return of the dragon

By Rebecca Rupp

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Hannah, Zachary, and Sarah Emily return to Lonely Island to save their friend, Fafnyr, a three-headed dragon, from being captured by a rich man who wants to put the creature on display.

Journey to the Blue Moon

By Rebecca Rupp

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Time gets out of hand in a witty, suspenseful fantasy from the author of The Dragon of Lonely Island.Choose time or lose time. The inscription on his grandfather's pocket watch has always conf...

The Return of the Dragon Dragon of Lonely Island

By Rebecca Rupp

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The Dragon of Lonely Island Reissue Dragon of Lonely Island

By Rebecca Rupp

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Octavia Boone s Big Questions About Life the Universe and Everything

By Rebecca Rupp

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Seventh-grader Octavia puzzles over life's biggest questions when her mother seems to find the answers in a conservative Christian church, while her artist father believes the writings of Henry Dav...

Blue corn & square tomatoes

By Rebecca Rupp

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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.