Paul A. Bartz Books

Our wonderful world

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A textbook for first graders that provides a simple Biblical explanation of how God created the world and the creatures in it.

Our miraculous world

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Uses a Christian perspective to discuss various scientific topics, arranged alphabetically from Anthropology to Young Earth, with an emphasis on creationism versus evolution.

Letting God create your day

By Paul A. Bartz

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Letting God Create Your Day

By Paul A. Bartz

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Letting God Create Your Day

By Paul A. Bartz

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Letting God Create Your Day Volume 2

By N A

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Letting God Create Your Day Volume 1

By Paul A. Bartz

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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.