Manhattan Prep Firm Books

LSAT logic games

By Manhattan Prep Firm

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LSAT reading comprehension

By Manhattan Prep Firm

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Designed around the real-world legal applications of reading comprehension, Manhattan Prep’s LSAT Reading Comprehension is an essential tool for a surprisingly tricky part of the LSAT. Using...

TOEFL 5 lb. book of practice problems

By Manhattan Prep Firm

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"Build core skills, gain insights from world-class instructors, analyze and improve"--Cover. Manhattan Prep's TOEFL 5 lb. Book of Practice Problems is an essential resource for students of any lev...

GRE verbal strategies

By Manhattan Prep Firm

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"Written and recently updated by our 99th percentile GRE instructors, Manhattan Prep's GRE Verbal Strategies features in-depth lessons covering strategies for every question type on the Verbal sect...

Reading comprehension

By Manhattan Prep Firm

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Algebra

By Manhattan Prep Firm

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Grasp core concepts and fundamental rules for solving every type of algebraic problem, even those that are designed by the GMAT to trip you up. Master essential techniques and practice algebraic ma...

Fractions decimals percents

By Manhattan Prep Firm

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Grasp the core concepts and fundamental rules tested on the GMAT. Master the "second level" of GMAT study: strategies for decoding and solving FDP problems written in the GMAT's specific way of ask...

Reading comprehension

By Manhattan Prep Firm

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"This in-depth guide takes the mystery out of complex reading passages by providing a toolkit of sketching techniques that aim to build comprehension, speed, and accuracy. Learn to identify the und...

Sentence correction

By Manhattan Prep Firm

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Learn how to master the fundamental principles of well-constructed sentences and train your eye and ear to pick up subtle mistakes and avoid traps.

GMAT roadmap

By Manhattan Prep Firm

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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.