Jill Kalz Books

Vote for Our Zoo
Vote for Our Zoo
Elect Me
Christmas chaos
Christmas chaos

By Jill Kalz

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"Illustrated scenes related to Christmas and winter invite readers to find a list of objects hidden within them"--Provided by publisher.

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School shake-up
School shake-up

By Jill Kalz

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"Illustrated scenes related to elementary school invite readers to find a list of objects hidden within them"--Provided by publisher.

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Halloween hide and seek
Halloween hide and seek

By Jill Kalz

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"Illustrated scenes related to Halloween and monsters invite readers to find a list of objects hidden within them"--Provided by publisher.

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Zoo hideout
Zoo hideout

By Jill Kalz

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"Illustrated scenes related to the zoo invite readers to find a list of objects hidden within them"--Provided by publisher.

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Seek It Out
My first Arabic phrases
My first Arabic phrases

By Jill Kalz

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My First Arabic Phrases

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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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