Ann Purmell Books

Apple cider making days

By Ann Purmell

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Alex and Abigail join the whole family in processing and selling apples and apple cider at their grandfather's farm.

Christmas Tree Farm

By Ann Purmell

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A boy describes how he, his grandfather, and the rest of his family work on their tree farm throughout the year to prepare Christmas trees.

Maple syrup spring

By Ann Purmell

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Grandpa leads the way as his family works together to tap maple trees, collect sap, and make syrup.

Apple Cider Making Days

By Joanne Friar, Ann Purmell

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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.