Charles M. Wynn Books

Quantum Leaps in the Wrong Direction: Where Real Science Ends...and Pseudoscience Begins

By Arthur W. Wiggins, Charles M. Wynn

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The Five Biggest Ideas in Science

By Arthur W. Wiggins, Charles M. Wynn

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Presents five basic scientific hypotheses: the atomic model, the periodic law, the big bang theory, plate tectonics, and evolution.

The Five Biggest Unsolved Problems in Science

By Arthur W. Wiggins, Charles M. Wynn

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In this illuminating book, professors Arthur Wiggins and Charles Wynn explore what they believe are the five biggest science problems: Physics: Why do some particles have mass, while others have no...

The Sciences

By Trefil

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Laboratory Experiments for Chemistry a Basic Introduction Chemistry Labs

By Joppich Wynn

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Chemistry

By Wynn

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Chemistry Laboratory Experiments

By Gary J. Joppich, G. Tyler Miller, Charles M. Wynn

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Natural Science

By Wynn, Wiggins, Charles M. Wynn

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Natural science

By Charles M. Wynn

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Natural Science

By Wynn

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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.