Laurence Santrey Books

Daniel Boone

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Traces the boyhood years of the celebrated frontiersman who, as a Quaker in Pennsylvania, learned the skills which would make him the leader in opening up the Wilderness Road to Kentucky.

Davy Crockett

By Laurence Santrey

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Profiles the childhood of Davy Crockett, pioneer and patriot.

Albert Einstein Easy Bio

By Laurence Santrey

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Louisa May Alcott Young Writer Easy Biography

By Laurence Santrey

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George Washington Young Leader

By Laurence Santrey

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What Makes the Wind

By Laurence Santrey

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Jim Thorpe

By Laurence Santrey

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Young Frederick Douglass

By Laurence Santrey

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Descubriendo las estrellas

By James Watling, Laurence Santrey

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Introduces the characteristics of stars and the constellations to which they belong.

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.