Marty McKnight Books

Jim Nasium is a tennis mismatch

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Ten-year-old Jim Nasium is actually fairly good at table tennis, so when the new girl, tennis whiz Olivia Hartford, compliments him on his backhand he decides to join the school tennis team--but hi...

Jim Nasium Is a Strikeout King

By Marty McKnight, Chris Jones

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Jim Nasium is a tennis mismatch

By Marty McKnight

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Jim Nasium

By Marty McKnight

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Jim Nasium Is a Basket Case

By Marty McKnight, Chris Jones

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Jim Nasium Is a Football Fumbler

By Marty McKnight, Chris Jones

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Jim Nasium Is a Hockey Hazard

By Marty McKnight, Chris Jones

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Jim Nasium Is a Soccer Goofball

By Marty McKnight, Chris Jones

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Jim Nasium

By Marty McKnight

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Jim Nasium

By Marty McKnight

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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.