George E. Stanley Books

The Clue Of The Left-Handed Envelope

By George Edward Stanley, Salvatore Murdocca, George E. Stanley

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"This edition is only available for distribution through the school market"--Cover, p. 4 With the help of their third-grade teacher and classmates, Noelle and Todd discover who sent an anonymous le...

The Puzzle Of The Pretty Pink Handkerchief

By Marcia Thornton Jones, George Edward Stanley, George E. Stanley

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The Cobweb Confessions

By George Edward Stanley, Salvatore Murdocca, George E. Stanley

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Todd must conquer his fear of spiders and cobwebs in order to help his third-grade class catch a thief.

The Riddle Of The Stolen Sand

By George Edward Stanley, George Stanley, George E. Stanley

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Secret Of The Green Skin #6 Third Grade Detectives

By George Edward Stanley, Salvatore Murdocca, George E. Stanley

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With The Help Of Their Third-grade Teacher And Classmates, Noelle And Todd Discover Why People Are Getting Sick After Eating At The New Restaurant In Town.

The Case Of The Dirty Clue

By George Edward Stanley, George E. Stanley

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Misty's younger brother left her brand-new bike in the middle of the street, and a speeding car ran over it. Not only is the bike totally mangled, it's covered with ugly red dirt. Misty wants to fi...

The Secret Of The Wooden Witness

By George Edward Stanley, George E. Stanley

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Someone knocked out Todd and Noelle's friend Pops Verner, the night watchman at the department store, and stole his treasured pocket watch. He's pretty sure the robber is one of the three men who w...

The Case Of The Sweaty Bank Robber

By George Edward Stanley, George E. Stanley

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The Clue Of The Left-Handed Envelope (Turtleback School & Library Binding Edition) (Third Grade Detectives (Prebound))

By George Edward Stanley, Sal Murdocca, George E. Stanley, George Edward Stanley, Sal Murdocca

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With the help of their third-grade teacher and classmates, Noelle and Todd discover who sent an anonymous letter to Amber Lee.

The Cobweb Confession (Turtleback School & Library Binding Edition) (Third Grade Detectives (Prebound))

By George Stanley, George E. Stanley

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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.