Jan Cheripko Books

Get ready to play tee ball

By Jan Cheripko

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Tee ball basics and the rules of the game are presented here for beginning players, their parents and coaches.

Caesar Rodney's ride

By Jan Cheripko

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Relates how one delegate to the Second Continental Congress battled bad weather and physical disabilities to arrive in Philadelphia in 1776, in time for the historic vote that led to independence.

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.