Clint Twist Books

Puzzle Quest Through Prehistoric Times Puzzle Quest

By Clint Twist, Pat Kelleher

Average: 0.00, 0 Ratings

Civilizations

By Jane McIntosh

Average: 0.00, 0 Ratings

An overview of the first 10,000 years of human existence, from the time of the first farming settlements to the overthrow of the American civilizations of the Incas and Aztecs.

Christopher Columbus

By Clint Twist

Average: 0.00, 0 Ratings

Introduces the background, voyages, discoveries, and historical significance of Christopher Columbus.

Magellan and da Gama

By Clint Twist

Average: 0.00, 0 Ratings

Describes the explorations of Ferdinand Magellan and Vasco da Gama in the sixteenth century which led to the establishment of Spanish and Portuguese empires around the world.

James Cook across the Pacific to Australia

By Clint Twist

Average: 0.00, 0 Ratings

Covers such worldwide news stories from the 1970s as the United States involvement in Vietnam, the civil war in Lebanon, the Supreme Court decision in Roe v. Wade, and Mother Teresa's winning the N...

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.