Franklyn M. Branley Books

Day Light, Night Light: Where Light Comes from

By Franklyn M. Branley

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Discusses the properties of light, particularly its source in heat.

Day Light, Night Light: Where Light Comes From

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Floating and Sinking

By Franklyn M. Branley

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Explains briefly why an object floats or sinks.

The Planets in Our Solar System

By Franklyn M. Branley

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Describes the nine planets and other bodies of the solar system; includes directions for making models showing the size of the planets and their distance from the sun.

The planets in our solar system

By Franklyn M. Branley

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Describes the nine planets and other bodies of the solar system; includes directions for making models showing the size of the planets and their distance from the sun.

Flash, Crash, Rumble, and Roll

By Franklyn M. Branley

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Explains how and why a thunderstorm occurs and gives safety steps to follow when lightning is flashing.

Flash, Crash, Rumble, and Roll

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Snow Is Falling

By Franklyn M. Branley

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Describes snow's physical qualities and how quantities of it can be fun as well as dangerous.

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.