Holly Kowitt Books

The loser list

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When Danny gets caught trying to cross his name off the "Geek" list in the girls' bathroom, he's sent to detention. Bullies torment him mercilessly -- until they discover that Danny can draw. He en...

Revenge of the Loser

By H.N. Kowitt

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La lista de tontos

By Holly Kowitt

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99 1 2 creepy crawly jokes riddles nonsense

By James Cornell, Holly Kowitt

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A collection of jokes about creepy crawly creatures.

99 1 2 summer jokes with attitude

By Holly Kowitt

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Fenderbenders Get Lost in America

By Holly Kowitt

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The Fenderbenders Get Lost in America Again

By Holly Kowitt

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A Maze Ing Map Mysteries

By Kowitt

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Road Trip

By Holly Kowitt

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99 1 2 spooky jokes riddles nonsense

By Holly Kowitt

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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.