Penny Dolan Books

The winter cave

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The weather is turning and winter is fast approaching. Grandpa must get the winter cave ready for the tribe.

"Erg and Luli were searching for pinecones in the woods when, suddenly, the sun dipped behind a cloud and the woods grew dark. Then, the children saw a shadow moving through the trees ..."--Back co...

The Tale of Rickety Hall

By Penny Dolan

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The Phantom of Billy Bantam and the Ghoul of Bodger O Toole

By Penny Dolan

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The Egyptian Cat Mystery Race Further with Reading

By Penny Dolan

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The Egyptian Cat Mystery

By Penny Dolan

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At the end of the garden

By Penny Dolan

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A child observes a scarecrow in the garden in all kinds of weather.

Little Troll

By Penny Dolan

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Little Troll lives happily under a bridge until some goats start to bully him, but when the goats get into trouble and Little Troll saves them, they learn to coexist peacefully.

At the end of the garden

By Penny Dolan

Average: 0.00, 0 Ratings

A child observes a scarecrow in the garden in all kinds of weather.

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.