Connie Roop Books

A city album

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Text, photographs, and illustrations identify and trace patterns of continuity and change in cities in the United States, including such topics as transportation, homes, recreation, and employment.

Text, photographs, and illustrations identify and trace patterns of change and continuity in American farms during the past 150 years, covering such topics as types of farms, farm buildings, farm l...

A home album

By Peter Roop

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Text, photographs, and illustrations identify and trace patterns of continuity and change in homes and home life in the United States, including such topics as types of homes, house work, playing,...

A school album

By Peter Roop

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Text, photographs, and illustrations identify and trace patterns of change and continuity in American schools, covering such topics as travel to school, subjects studied, and the nature of the clas...

Greece

By Peter Roop, Connie Roop

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Introduces the country of Greece, including the land, landmarks, homes, food, clothes, work, transportation, language, school, sports, celebrations, and the arts.

India

By Peter Roop

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Introduces the country of India, including the land, landmarks, homes, food, clothes, work, transportation, language, school, sports, celebrations, and the arts.

Israel

By Peter Roop

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Introduces the land, landmarks, homes, food, clothes, work, transportation, language, and culture of Israel.

Japan (Vist to (Hfl).)

By Peter Roop

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Introduces the country of Japan, land, landmarks, homes, food, clothes, work, transportation, language, school, sports, free time, celebrations, and the arts.

Holiday howlers

By Peter Roop

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A collection of jokes about holidays.

Backyard Beasties

By Peter Roop, Diane L. Burns, Connie Roop

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A collection of jokes about backyard animals.

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.