Ferida Wolff Books

The Halloween Grab Bag: A Book of Tricks and Treats

By Ferida Wolff

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Storytown

By HARCOURT SCHOOL PUBLISHERS

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A weed is a seed

By Ferida Wolff

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Pairs of rhyming verses show that such things in the natural world as weeds, a breeze, sand, and ice can be seen both positively and negatively.

A year for Kiko

By Ferida Wolff

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Each month of the year brings different activities for a young girl, including catching snowflakes in January, planting a seed in May, and calling to geese in September.

The toothless vampire and 99 other Howl oween riddles

By Ferida Wolff

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Spitballs Spaghetti

By Ferida Kozielski Dolores Wolff

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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.