Barrie Watts Books

24 hours in a desert

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A look at the desert over a twenty-four-hour period and the ways various species of animal and plant life use their environment to survive.

Earthworms

By Claire Llewellyn

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Describes the physical characteristics, behavior, habitat, and life cycle of the earthworm.

Spiders

By Claire Llewellyn

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Describes the physical characteristics, habitat, and life cycle of spiders.

Caterpillars

By Claire Llewellyn, Barrie Watts

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Describes the physical characteristics, behavior, and habitat of a variety of caterpillars.

Ladybugs Minibeasts

By Claire Llewellyn

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Caterpillars Mimibeasts

By Claire Llewellyn, Barrie Watts

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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.