Mary Bowman Kruhm Books

Margaret Mead

By Mary Bowman Kruhm

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Margaret Mead

By Mary Bowman Kruhm

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Money

By Mary Bowman Kruhm

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Discusses ways for teenagers to budget their money, including how to responsibly use credit cards and checking, spend money conservatively, and save for the future.

A day in the life of a police officer

By Mary Bowman Kruhm

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Describes a day in the life of a police officer and his police dog.

A day in the life of a coach

By Mary Bowman Kruhm

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Describes some of the activities involved in Coach Jackson's work as an elementary school gym teacher and a high school football coach.

A day in the life of an emergency medical technician

By Mary Bowman Kruhm

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Describes the daily responsibilities and tasks that an EMT is required to perform.

Behind the Scenes Kids Career Library

By Claudine G. Wirths, Mary Bowman Kruhm

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I Need to Get Organized

By Claudine G. Wirths, Mary Bowman Kruhm

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I Need to Get Organized

By Claudine G. Wirths, Mary Bowman Kruhm

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A day in the life of a teacher

By Mary Bowman Kruhm

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Explores a typical day in the work of a third-grade teacher, describing his activities in the classroom, lunchroom, and teachers' meeting.

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.