Patricia Wynne Books

The animal ABC

By Patricia J. Wynne, Patricia Wynne

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Drawings of animals are presented for each letter of the alphabet.

The Empire Strikes Back

By Patricia J. Wynne, Star Wars

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Luke Skywalker and his friends continue their fight against Darth Vader and the evil Empire, as depicted in text and pop-up pictures with movable parts.

Adorable Wearables That Teach Early Concepts

By Donald M. Silver, Donald Silver, Patricia J. Wynne

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Dinosaurs Giftwrap Paper

By Patricia J. Wynne

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Dinosaur Mazes

By Patricia J. Wynne

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Dinosaur Follow the Dots Coloring Book

By Patricia J. Wynne

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Bird Mazes

By Patricia J. Wynne

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Twelve Dinosaur Bookmarks

By Patricia J. Wynne

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Jungle Animals Mazes Dover Little Activity Books

By Patricia J. Wynne, Dianne Gaspas Ettl

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Feathered Dinosaurs

By Patricia J. Wynne

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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.