David Catrow Books

My School's a Zoo!

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The morning after a trip to the zoo, a young boy wakes up to find that everywhere he goes and everyone he knows has become an animal, from zebras at breakfast, lions in the lunchroom, to hyenas on...

My School's a Zoo!

By David Catrow, Stu Smith

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Cinderella Skeleton

By Robert D. San Souci

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A rhyming retelling of the story of a young woman who finds her prince at a Halloween ball despite the efforts of her wicked stepmother. The main characters are skeletons.

The Fungus That Ate My School

By David Catrow, Arthur Dorros

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Stand Tall Molly Lou Melon

By David Catrow, Patty Lovell

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Take Me Out of the Bathtub and Other Silly Dilly Songs

By David Catrow, Alan Katz

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Where s My Truck

By Karen Beaumont, David Catrow

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Merry Un Christmas

By Mike Reiss, David Catrow

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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.