Ellen Labrecque Books

Rope sports

By Ellen Labrecque

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George Washington Carver

By Ellen Labrecque

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This book traces the life of George Washington Carver, from his early childhood and education through his sources of inspiration and challenges faced, early successes, and the agricultural discover...

George Washington Carver

By Ellen Labrecque

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Caves

By Ellen Labrecque

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Learn all about caves.

Valleys

By Ellen Labrecque

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"Read Valleys to learn all about these exciting, beautiful, and unique landforms. Discover the different valley types, how valleys are formed, and what living things can be found in and around vall...

Learning About Landforms

By Ellen Labrecque, Chris Oxlade

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Caves

By Ellen Labrecque

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Learn all about caves.

Valleys

By Ellen Labrecque

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What s Your Story Sacagawea

By Ellen Labrecque

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Who was Frank Lloyd Wright?

By Ellen Labrecque

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Born in Wisconsin in 1867, Frank Lloyd Wright became obsessed with a set of building blocks his mother had given to him on his ninth birthday. He grew up to become the father of organic architectur...

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.