Polly Horvath Books

The Canning Season

By Polly Horvath

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Everything on a Waffle

By Polly Horvath

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The Happy Yellow Car

By Polly Horvath

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No More Cornflakes

By Polly Horvath

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The trolls

By Polly Horvath

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Eccentric Aunt Sally comes from Canada to babysit the Anderson children while their parents are on a trip to Paris and every night the bedtime story adds another piece to a very suspect family hist...

When the Circus Came to Town

By Polly Horvath

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My one hundred adventures

By Polly Horvath

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Twelve-year-old Jane, who lives at the beach in a run-down old house with her mother, two brothers, and sister, has an eventful summer accompanying her pastor on bible deliveries, meeting former bo...

My One Hundred Adventures

By Polly Horvath

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THE WINNER OF a National Book Award, a Newbery Honor, and countless other awards has written her richest, most spirited book yet, filled with characters that readers will love, and never forget....

My one hundred adventures

By Polly Horvath

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One Year in Coal Harbor

By Polly Horvath

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Readers rejoice—Primrose Squarp is back! The wise and curious heroine of the Newbery Honor Book Everything on a Waffle is facing another adventure-filled year in Coal Harbor. Even though her paren...

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.