Nancy Sheehan Books

**Ages 3+** Text and illustrations encourage readers, regardless of shape or size, to turn off the television and play games, walk, dance, and engage in sports and other forms of exercise. ''Turn o...

Baby'S Alphabet

By Jean Marzollo, Nancy Sheehan, Jean Little, Photographs By Nancy Sheehan

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Simple words and glowing photographs bring you all the appeal of the baby's world--from "all gone!" "bubbles," and "clap" to the yawning and sleeping babies at the end of the alphabet.

Northern Lights

By Carol Culver, Nancy Sheehan

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Summer Of Secrets

By Nancy Sheehan

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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.