Justine Fontes Books

Let s Go to Dragon Land Color and Carry

By Random House

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Watch Me Grow Growth Chart Coloring Book

By Random House

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Family and Friends Super Coloring Book

By Random House

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The Cat in the Hat Movie Storybook

By Ron Fontes, Justine Fontes

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Conrad, who always does the opposite of what he is told, Sally, a tattletale, and their fish spend a day with a mischievous cat and foil the plans of their nasty neighbor, Mr. Quinn.

The Christmas cub

By Justine Fontes

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A curious cub named Pip meets an evergreen tree that explains Christmas to him, and by celebrating the holiday together they create a new tradition.

Danger Ahead

By Ron Fontes, Justine Fontes

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The Easter cub

By Justine Fontes

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Pip the curious cub notices that signs of spring are appearing around him, finds out more about the season from Evergreen the tree, and joins the children in the cabin as they celebrate Easter.

Clean up, grumpy bunny

By Justine Fontes

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Time Out Grumpy Bunny

By Justine Fontes

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Wait your turn Grumpy Bunny

By Justine Fontes

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Hopper is one impatient bunny! He always wants to go first. Can he learn to wait his turn?

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.