Katy Lennon Books

DK Adventures: Awesome Rocks

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Look up close at rocks, minerals and sparkling gems to unravel the clues to classify and identify them. Find out how they were formed, where in the world they're found, and how to start your own ro...

DK Adventures: Antarctic Expedition

By Katy Lennon

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Experience the harsh conditions of this polar landscape, discover how researchers survive, and find out about the intrepid explorers from the past who have set out to reach the South Pole.DK Advent...

DK Adventures: Jungle Adventures

By Katy Lennon

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In DK's Jungle Adventures, join Charlotte and a team of scientists on an expedition to explore Cambodia's wildlife. Learn how to survive and how to find animals in the jungle. Experience the mosqui...

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.