Jan Pienkowski Books

Christmas
Christmas

By Jan Pienkowski

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Zoo
Zoo

By Jan Pienkowski

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Pets
Pets

By Jan Pienkowski

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ABC
ABC

By Jan Pienkowski

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Meg and Mog
Meg and Mog

By Jan Pienkowski

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Colors
Colors

By Jan Pienkowski

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Illustrations of ten everyday objects introduce the basic colors.

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Colors
Colors

By Jan Pienkowski

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Illustrations of ten everyday objects introduce the basic colors.

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Sea
Sea

By Jan Pienkowski

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Jamboree Storytime Level B: Arabic Classroom Pack
Jamboree Storytime Level B: Parent Pack

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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.

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