Cathy East Dubowski Books

Paulina the Plumber

By Cathy East Dubowski

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Carla The Carpenter

By Cathy East DuBowski

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Toy story

By Cathy East Dubowski

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Woody the cowboy has always been Andy's favorite until until Buzz Lightyear show up. Desperate to stay Andy's favorite, Woody tries to get rid of the shiny space-ranger toy. But when Buzz and Wood...

Witch Way Did She Go Sabrina the Teenage Witch

By Cathy East Dubowski

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Milady s Dragon Sabrina the Teenage Witch

By Cathy East Dubowski

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The Adventures of Rocky and Bulwinkle

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Milady's Dragon

By Cathy East Dubowski

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Sabrina visits the Middle Ages to experience manners and customs but they do not like witches.

DK Super Readers Level 4 Shark Attack

By Cathy East Dubowski

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Help your child power up their reading skills and learn all about sharks, both feared and fascinating, with this engaging nonfiction reader carefully leveled to help children progress.DK Super Read...

Muppet Treasure Island

By Cathy East Dubowski

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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.