Clyde Robert Bulla Books

My Friend the Monster

By Clyde Robert Bulla

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The Secret Valley

By Clyde Robert Bulla

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Pirate's Promise: A Trophy Chapter Book

By Clyde Robert Bulla

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A Tree Is a Plant

By Clyde Robert Bulla

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Eagle Feather

By Clyde Robert Bulla

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When the cruel cousin he has been working for refuses to let him leave at the end of the summer, a young Navajo boy runs away to rejoin his family and go to school.

The poppy seeds

By Clyde Robert Bulla

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A young boy's attempts to grow poppies in his drought parched village soften the heart of the grouchy old man who has the village's only spring in his back yard.

Open the Door and See All the People.

By Clyde Robert Bulla

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White Bird

By Clyde Robert Bulla

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By Clyde Robert Bulla

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The Chalk Box Kid

By Clyde Robert Bulla

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A classroom favorite about the power of art and creativity. A new neighborhood. A new school. A lonely birthday. Life isn’t easy for nine-year-old Gregory. Then he finds an abandoned chalk factory...

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.