David C. King Books

Discusses colonial life in America, depicts a year in the life of a fictional colonial family, and presents projects and activities, such as butter churning, candle dipping, baking bread, and playi...

Pioneer Days: Discover the Past with Fun Projects, Games, Activities, and Recipes

By David C. King, King David C.

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Wild West Days: Discover the Past with Fun Projects, Games, Activities, and Recipes

By David C. King, King David C.

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Discusses what life was like for the people who settled the West between 1870 and 1900, follows a year in the life of a fictional family of that time, and presents projects and activities, such as...

Civil War Days: Discover the Past with Exciting Projects, Games, Activities, and Recipes

By David C. King, Cheryl Kirk Noll, King David C.

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Discusses what life was like for Americans during the Civil War; follows a year in the lives of two fictional families: a white family from the South and a Black family from the North; and presents...

Victorian Days: Discover the Past with Fun Projects, Games, Activities, and Recipes

By David C. King, Cheryl Kirk Noll, King David C.

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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.