Claire Llwewllyn Books

First Look Under the Sea

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An introduction to the diverse life forms living in the oceans. Also discusses fuel from the sea, sea food, and pollution of the oceans.

Creatures in Danger

By Claire Llwewllyn, Sarah Jennings, Marcin Piwowarski, Alison Hawes, Ayesha Lopez

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Animals Playschool...

By Claire Llwewllyn

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Cambridge Reading Adventures Green Orange Turquoise Purple Gold and White Bands Transitional Teacher Pack

By Lynne Rickards, Vivian French, Gabrielle Pritchard, Peter Millett, Tanya Landman

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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.