Ellen Voelckers Mahoney Books

Todo Lo Que Necesitas Saber Sobre Sexo Seguro Everything You Need to Know About Safer Sex

By Ellen Voelckers Mahoney

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Todo Lo Que Necesitas Saber Sobre Esos Dias Now You Ve Got Your Period

By Ellen Voelckers Mahoney

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Now you've got your period

By Ellen Voelckers Mahoney

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Discusses the physical and emotional aspects of getting one's menstrual period. Also explains what happens during a pelvic exam.

Coping with safer sex

By Ellen Voelckers Mahoney

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Discusses the physical and ethical aspects of teenage sexuality including such topics as the reproductive system and methods of protection against disease and pregnancy.

My Pocket Tales Pocketales

By Ellen Voelckers Mahoney

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Ring Tales

By Ellen Voelckers Mahoney

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Ring Tales

By Ellen Voelckers Mahoney

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Ring Tales

By Ellen Voelckers Mahoney

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Gandhi for kids

By Ellen Voelcker Mahoney

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Connecting Gandhi s ideas and his life's work to contemporary issues such as bullying and conflict resolution, healthful eating from local sources, civil rights and diversity, and more, this useful...

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.