David A. Adler Books

Place value

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"The mathematical concept of place value is explained using a place value chart, descriptions of how money is notated, and humorous examples from a recipe that a group of monkeys is using to make a...

A picture book of Robert E. Lee

By David A. Adler

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An introduction to the life of the Commander in Chief of the Confederate Army during the Civil War.

B. Franklin, printer

By David A. Adler

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A picture book of Jackie Robinson

By David A. Adler

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A Picture Book of Patrick Henry

By David A. Adler

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A picture book of Paul Revere

By David A. Adler

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A picture book of Dwight David Eisenhower

By David A. Adler

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Details the life of the World War II general and thirty-fourth president of the United States, Dwight Eisenhower.

Child of the Warsaw ghetto

By David A. Adler

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Light waves

By David A. Adler

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How does light work? Where does it come from? What is it made of? These are the questions answered in Light Waves, a kid-friendly introduction to the physics of light!

A picture book of Lewis and Clark

By David A. Adler

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An introduction to the lives of Lewis and Clark and to the exploratory expedition they led from St. Louis to the Pacific Ocean in the early nineteenth century.

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.