Corey Rosen Schwartz Books

Ninja Red Riding Hood

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Can a ninja-fied Little Red Riding Hood end with everyone happy? Find out in this fractured fairy tale that's sure to be a storytime hit. Illustrated by Caldecott Medal winner Dan Santat.Wolf just...

Hensel and Gretel: Ninja Chicks

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A clever twist on Hansel and Gretel that proves ninja chicks are anything but chicken! Illustrated by Caldecott Medal winner Dan Santat. When Hensel and Gretel’s dad gets snatched by a fox, the s...

Twinderella, A Fractioned Fairy Tale

By Corey Rosen Schwartz

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Turns out you only know half of the story of Cinderella. Learn the rest in this mathmatically enjoyable fractioned fairy tale!Cinderella had a twin sister, Tinderella. They each did half the housew...

Goldi Rocks & the Three Bears

By Corey Rosen Schwartz

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A rockin' twist on Goldilocks and the Three Bears that shows how being yourself can get you out of a tight spot.Papa Bear, Mama Bear, and Baby Bear know how to rock! But they need a new singer, so...

The Three Ninja Pigs

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Goldi Rocks and the three bears

By Corey Rosen Schwartz

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In this fractured fairy tale, the Three Bear Band holds tryouts for a lead singer.

Ninja Red Riding Hood

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Hop plop

By Corey Rosen Schwartz

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When Mouse and Elephant go to the playground together, it seems as if everything they try to play on together is broken, until they finally find the piece of equipment that is just right for them.

Hop! plop!

By Corey Rosen Schwartz

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When Mouse and Elephant go to the playground together, it seems as if everything they try to play on together is broken, until they finally find the piece of equipment that is just right for them.

Two Tough Trucks Get Lost

By Corey Rosen Schwartz

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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.