Richard M. Haynes Books

The Wright brothers

By Richard M. Haynes

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Traces the lives of the Wright brothers and describes how they showed the world how to fly.

Wright Brothers Pioneers in Change Trade

By Richard M. Haynes

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Ida B. Wells

By Richard M. Haynes

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Describes the life of the black woman journalist who was born into slavery and conducted a lifelong crusade for the civil rights of various minorities.

Unlocking the Constitution and the Declaration of Independence

By Robert M. Goldberg

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Explains the basic concepts of the United States Constitution and Declaration of Independence. Includes review questions.

Unlocking Geography Skills and Concepts Text Workbook

By Richard M. Haynes, Robert Goldberg

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World class elementary schools

By Richard M. Haynes

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World class schools

By Donald M. Chalker

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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.