Sheri Cooper Sinykin Books

Heather Takes the Reins

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A trip to the magic attic and a talk with her father help Heather understand that winning a contest does not depend on only one member of a team.

Magic Attic Club

By Catherine Connor, Teresa Reed, Sheri Cooper Sinykin, Trisha Magraw

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Alison Walks the wire

By S. Sinykin, Sheri Cooper Sinykin

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Alison tries on a great outfit in Ellie's attic, looks into the mirror and suddenly, she is part of Circus Corbellini! With the help of her new friends and a lot of practice, she learns to walk th...

Heather Goes to Hollywood

By Sheri Cooper Sinykin

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Trapped beyond the magic attic Trapped beyond the magic attic

By Sheri Cooper Sinykin

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When members of the club and their new friend Rose travel through the mirror in the magic attic, they become trapped in a natural history museum.

Trapped Beyond The Attic

By S. Sinykin, Sheri Cooper Sinykin

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When members of the club and their new friend Rose travel through the mirror in the magic attic, they become trapped in a natural history museum.

Heather S Fashion World Magic Attic Club Series 35

By Sheri Cooper Sinykin

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The Shorty Society

By Sheri Cooper Sinykin

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The Secret of the Attic

By Sheri Cooper Sinykin

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Alison Walks the Wire

By Sheri Cooper Sinykin

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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.