David Andrew Bauman Books

A Very Musical Day Barney

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Barney the purple dinosaur presents words to ten favorite songs, a short poem that goes with each, and buttons which play the melody when pressed, plus "fun and games activity pages" and answer key.

Hercules Zero to Hero (Extra Smart Pages Books)

By David Andrew Bauman, David Bauman

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Relates the adventures of Hercules as he battles beasts and helps people in trouble. The reader can press the indicated spot on each page to answer questions, play activities, and hear characters...

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.