Connie Roop Books

California gold rush

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Describes, in illustrations and easy text, how gold was discovered in California, how miners traveled to the gold fields, how they sought gold or found riches other ways, and their impact on Califo...

Starfish

By Connie Roop

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Simple rhyming text describes the characteristics and behavior of starfish.

Over in the Arctic

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Over in the Rain Forest

By Connie Roop

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Turn on the light, Thomas Edison!

By Peter Roop

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A biography of Thomas Edison as a boy.

Millions of Monarchs Hello Reader Level 1 Science

By Connie Roop

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Over in the Rainforest

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Let s Dream Martin Luther King Jr.

By Peter Roop, Connie Roop

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Let s Drive Henry Ford Before I Made History

By Peter Roop, Connie Roop

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Take a Stand Rosa Parks

By Peter Roop, Connie Roop

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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.