Laurie Keller Books

Potato is excited. He s excited because today for one day only Lance Vance s Fancy Pants store is selling POTATO PANTS! Potato rushes over early, and just as he s about to walk in, who does he see...

Hello Arnie

By Laurie Keller

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The scrambled states of America

By Laurie Keller

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The states become bored with their positions on the map and decide to change places for a while. Includes facts about the states.

We are growing

By Mo Willems

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Walt and his friends are growing up fast! Everyone is the something-est. But what about Walt? He is not the tallest, or the curliest, or the silliest. He is not the anything-est! As a BIG surprise...

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.