Judy Carlson Books

Grandpa Told a Story Read Aloud Activities for School and Home

By Judy Carlson

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First Day Spotlight Books Comprehension Books Level 11 Unit 4

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Harriet Tubman

By Judy Carlson

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Traces Harriet Tubman's life, experience, and efforts to aid slaves in escaping to the North, as well as her assistance to the Union cause during the Civil War.

Nothing Is Impossible Said Nellie Bly Real Readers Series Level Blue

By Judy Carlson

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Here Comes Kate Real Readers Series Level Blue

By Judy Carlson

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Nothing Is Impossible Said Nellie Bly Real Reading

By Judy Carlson

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Life with Max Real Readers Series Level Green

By Judy Carlson

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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.