John Perritano Books

Egypt in the past and present

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"Travel back in time to learn about life in Egypt 5,000 years ago. Then pack your bags for a visit to present-day Egypt to see how modern life compares"--Publisher website.

The truth about physical fitness and nutrition

By John Perritano

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Takes an in-depth look at key health matters, providing useful facts about practicing healthy hygiene, achieving fitness, and avoiding risky behaviors.

The truth about environmental hazards

By John Perritano

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Presents information on how environmental threats affect daily life and human health and explains the benefits of different types of energy and environmental conservation.

Freshwater Resources

By Jane P Gardner, John Perritano

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Iron North American Natural Resources

By John Perritano

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Salt

By John Perritano

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Bomb squad technician

By John Perritano

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It takes a special kind of bravery to face down a live bomb ... but the people in this book demonstrate that courage every time they go to work. Experts on bomb squads around the world face new dan...

Bomb squad technician

By John Perritano

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Border Security

By John Perritano

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Swat Team

By John Perritano

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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.