Charnan Simon Books

Relates the life story of Molly Brown, who rose from humble beginnings to great wealth through the Colorado Gold Rush, survived the sinking of the Titanic, and was active in social reform.

One happy classroom

By Charnan Simon

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Activities in a happy, busy kindergarten classroom introduce the numbers one to ten.

Sam the garbage hound

By Charnan Simon

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Sam, a lonely garbage hound who lives at the dump, goes home with Rosie and her mother and discovers the joys of a loving home.

Sam s pet

By Charnan Simon

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Although they are very different, Sam, a big dog, and Mabel, a small kitten, become good friends.

Andrew Carnegie

By Charnan Simon

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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.