Maryann Kovalski Books

The wheels on the bus

By Maryann Kovalski

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While a grandmother and grandchildren wait for the bus, they sing the title song with such gusto they miss their bus.

Jingle bells

By Maryann Kovalski

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Young children will be clamoring to join in the fun when Grandma takes Jenny and Joanna on a carriage ride through New York City's Central Park. Caught up in the holiday spirit they start to sing--...

The Wheels On the Bus

By Maryann Kovalski

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Jingle Bells an Adaptation of the Traditional Song

By Maryann Kovalski

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The Cake That Mack Ate

By Robart Rose Kovalski Maryann

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Sharon Lois Bram's Mother Goose Songs Finger Rhymes Tickling Verses Games More

By Sharon

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Sharon Lois and Bram's Mother Goose

By Bram, Sharon, Lois

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Jingle bells.

By Maryann Kovalski

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The Wheels on the Bus

By Maryann Kovalski

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En attendant l autobus

By Maryann Kovalski

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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.