Clyde Robert Bulla Books

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...

The Christmas coat

By Clyde Robert Bulla

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Two brothers who squabble all the time cause their mother great despair, until a common purpose unites them in working unselfishly together--enabling them to give their mother her dearest wish for...

The chalk box kid

By Clyde Robert Bulla

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Nine-year-old Gregory's house does not have room for a garden, but he creates a surprising and very different garden in an unusual place.

The Christmas coat

By Clyde Robert Bulla

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Two brothers who squabble all the time cause their mother great despair, until a common purpose unites them in working unselfishly together--enabling them to give their mother her dearest wish for...

Houghton Mifflin Soar to Success

By HOUGHTON MIFFLIN

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Daniel s duck

By Clyde Robert Bulla

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A novice wood carver is momentarily defeated when people laugh at the result of a winter of work.

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.