David A. Adler Books

Let's Estimate

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Partying dinos explain estimation in this entertaining introduction by a tried-and-true team of fun math book creators. How much pizza do you need for a dinosaur party? If you don't know exactly,...

Picture Book of Anne Frank

By David A. Adler, Karen Ritz

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Picture Book of Sacagawea

By David A. Adler, Dan Brown

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Picture Book of Frederick Douglass

By David A. Adler, Samuel Byrd

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Picture Book of George Washington Carver

By David A. Adler, Dan Brown

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Picture Book of Harriet Tubman

By David A. Adler, Samuel Byrd

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Picture Book of Davy Crockett

By John Wallner, David A. Adler, Alexandra Wallner

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Picture Book of Jesse Owens

By David A. Adler, Robert Casilla

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Picture Book of Jackie Robinson

By David A. Adler, Robert Casilla

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Picture Book of Lewis and Clark

By David A. Adler, Ronald Himler

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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.