Spangenburg Ray Books

Teen fads

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Explores what fads are, how they get started, why people get involved in them, what is good and bad about following the crowd, and some well-known fads of the past.

Science frontiers, 1946 to the present

By Spangenburg Ray

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African Americans in Science Math and Invention

By Steven Otfinoski, Spangenburg Ray, Kit Moser

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The African-American experience

By Spangenburg Ray

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Explores ten locations that have had significant impact on the African-American experience.

Artificial satellites

By Spangenburg Ray

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Describes the wide array of different types of satellites that have been placed in orbit since the launching of Sputnik I in 1957 and the varied functions they perform, from communications and weat...

Literature and the arts

By Spangenburg Ray

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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.