Robin Michal Koontz Books

Paul Bunyan

By Robin Michal Koontz

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El viejo McPerro tenia un zoologico

By Robin Michal Koontz

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Readers sing along to a Spanish version "Old McDonald" as they explore Old McDoggle's zoo, populated by animals like pandas, hyenas, and giraffes.

Juanita y los frijoles magicos

By Robin Michal Koontz

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After climbing up a magic beanstalk, Juanita encounters a giant and shares her beans with him. Juanita se lleva una sorpresa al sembrar las semillas que le dio un forastero.

Los tres pequenos recicladores

By Robin Michal Koontz

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Using simple text and illustrations, this book retells the story of the three little pigs, recasting it as a story about recycling. Los tres cerditos usan materiales reciclables para construir sus...

Lagartija Lisa

By Robin Michal Koontz

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A little lizard says the sky is falling. Lisa, la lagartija piensa que el cielo se va a caer y tiene que avisarle al rey.

Zelda la Cenicienta

By Robin Michal Koontz

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Frustrated with her mean sisters, Zelda feels like Cinderella and is surprised when her wish for a fairy godmother comes true. Una versión diferente de la Cenicienta.

El traje nuevo del Rey

By Robin Michal Koontz

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King Crock uses a specially designed robe to determine which animals in his kingdom he can trust. Adaptación del cuento clásico con una moraleja o enseñanza moral más amable.

Binoculars

By Robin Michal Koontz

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"Having trouble seeing something far away? Well, you may need a pair of binoculars! This book investigates the pieces of a pair of binoculars and explains how they combine to magnify far away objec...

Computer mouse

By Robin Michal Koontz

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What kind of mouse has no ears, nose, or feet? A computer mouse! This book teaches students how a mouse and a computer work together. When you move your mouse, the cursor on your screen moves, maki...

Binoculars

By Robin Michal Koontz

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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.