Todd Kessler Books

Ricky Lee brings a puppy home and his father tells him that the puppy, named Tako, can only stay if he behaves, but when a jealous baker, Mr. Pritchard, tries to put the family bakery out of busine...

The Good Dog and the Bad Cat

By Todd Kessler

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When a mysterious thief is hiding in the Lee household and store, little puppy Tako is assigned the task of uncovering the mystery.

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.

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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.