David A. Adler Books

Young Cam Jansen the Zoo Note Mystery

By David A. Adler

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Bones and the Football Mystery

By David A. Adler

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Detective Jeffrey Bones is at a football game with Grandpa and his friend Sally. With Grandpa's lucky shirt and hat, their favorite team is sure to win. But when Grandpa throws his hat in the air a...

Don t Throw It to Mo

By David A. Adler, Sam Ricks

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Get a Hit Mo

By David A. Adler, Sam Ricks

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Journeys

By HOUGHTON MIFFLIN

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It s a Baby Andy Russell

By David A. Adler, Leanne Franson

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Andy Russell NOT Wanted by the Police

By David A. Adler, Leanne Franson

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Cam Jansen and the Secret Service Mystery 26 (Cam Jansen)

By David A. Adler

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Working with Fractions

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Young Cam Jansen and the spotted cat mystery

By David A. Adler

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Can Cam and her classmates find out who owns the cat they find in their classroom?

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.