Sally Henry Books

Clay modeling

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This book is full of fresh ideas for using polymer modelling clay and just a few simple tools. Explore the creative possibilities of this exciting material as you work through the projects.

Paper folding

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This book is full of great paper folding designs you can create from the simplest of materials. Simple techniques are explained for the complete beginner.

Laura Secord Canadian Cookbook

By Sally Henry

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Bullying as a social pathology

By Sally Henry

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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.