Harris Nicholas Books

Describes the appearance and development of life on our planet, from tiny sea creatures through dinosaurs and the first mammals to the arrival and dominance of humans.

Into the rainforest

By Harris Nicholas

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Uses flaps to enable the reader to create different scenes of rain forest animals, plants, and people, each accompanied by matching text on facing pages.

The Big Book of Mobiles

By Harris Nicholas

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Human body

By Harris Nicholas

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Explores various systems of the human body. Mix-and-match illustrations allow the reader to compare these systems.

Dinosaurs

By Harris Nicholas

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Uses flaps to enable the reader to create different scenes of prehistoric life and the dinosaurs of various evolutionary epochs, discussing changes in physiology and size.

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.