Edward H. Carlson Books

Kids and the TI-99 4A

By Edward H. Carlson

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Kids and the VIC

By Edward H. Carlson

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Lessons for programming in BASIC on a VIC 20 computer using games and assignments.

Kids and the Panasonic Jr-200

By Edward H. Carlson

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Explains how to use the computer language Basic to write fundamental programs for the Panasonic Jr-200 computer and provides games, exercises, and study guides to develop programming skills.

Kids and the Commodore 64

By Edward H. Carlson

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Lessons for programming in BASIC on a Commodore 64 computer, using games and assignments.

Kids and the IBM-PC PC jr

By Edward H. Carlson

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Lessons for programming in BASIC on the IBM-PC and the IBM-PCjr computers, using games and assignments.

Compute!'s Kids and the Apple

By Edward H. Carlson

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Lessons for programming in BASIC on an Apple computer, using games and assignments.

Kids and the Commodore 64

By Carlson, Edward H. Carlson

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Lessons for programming in BASIC on a Commodore 64 computer, using games and assignments.

Kids and the IBM PC and Pcjr

By Edward H. Carlson

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Kids the Commodore 64

By Edward H. Carlson

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Kids the Apple

By Edward H. 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.