Connie Roop Books

Keep the Lights Burning Abbie On My Own History

By Peter Roop, Connie Roop

Average: 0.00, 0 Ratings

Keep the lights burning Abbie

By Peter Roop

Average: 0.00, 0 Ratings

In the winter of 1856, a storm delays the lighthouse keeper's return to an island off the coast of Maine, and his daughter Abbie must keep the lights burning by herself.

Buttons for General Washington

By Peter Roop

Average: 0.00, 0 Ratings

Reconstructs a possible mission of the fourteen-year-old spy who carried messages to George Washington's camp in the buttons of his coat during the Revolutionary War.

Buttons for General Washington

By Peter Roop

Average: 0.00, 0 Ratings

Reconstructs a possible mission of the fourteen-year-old spy who carried messages to George Washington's camp in the buttons of his coat during the Revolutionary War.

Snips the Tinker

By Peter Roop, Connie Roop

Average: 0.00, 0 Ratings

Down east in the ocean

By Peter Roop

Average: 0.00, 0 Ratings

Rhyming text and illustrations guide readers through the numbers one to ten, while introducing Maine coastal and marine wildlife.

Dinosaurs

By Peter Roop

Average: 0.00, 0 Ratings

Discusses possible reasons for the extinction of the dinosaurs.

Poltergeists

By Peter Roop

Average: 0.00, 0 Ratings

Describes the characteristics of poltergeists and their behavior and examines the controversy surrounding their existence.

Brazil Visit to

By Peter Roop, Connie Roop

Average: 0.00, 0 Ratings

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.