Roberta Arenson Books

A Caribbean Counting Book

By Charles Faustin, Roberta Arenson

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Two Crows Counting

By Doris Orgel

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Two crows, one big and one small, count things they see from one to ten and then back down again.

One Two Skip a Few

By Roberta Arenson

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One Two Skip a Few First Number Rhymes

By Roberta Arenson

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Diez perros en la tienda

By Claire Masurel

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After ten dogs are placed in a display window for the whole wide world to see, one by one their numbers diminish until the last canine departs with its new owner.

Counting Is for the Birds

By Frank Mazzola Jr. Author Illustrator

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Take counting to new heights!Count up to twenty colorful backyard birds as they gather to crack seeds at the feeder while a cunning cat lurks below! What will be the fate of these colorful birds? T...

Counting is for the birds

By Frank Mazzola

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As a cat patiently waits, birds from one to twenty land at a feeder. Includes information about the various species and the seeds they eat.

Football Fever

By Alan Durant

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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.