Robert Court Books

Money

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A collection of jokes and riddles about money, including "How do you stop an elephant from charging? Take away his credit cards."

Form Scribbles Institute Young Artist Basics

By Robert Court

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Value Biographies Series Set Value Biographies Series

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The Scribbles Institute Young Artist Basics Set The Scribbles Institute Young Artist Basics

By Robert Court

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At the farm

By Sandy Francis

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Explains what a farm is, what happens there, who works there, and the various items and animals that can be found there.

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.