Janet Tashjian Books

My Life As a Gamer

By Jake Tashjian, Janet Tashjian

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My Life As a Cartoonist

By Jake Tashjian, Janet Tashjian

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Sticker girl rules the school

By Janet Tashjian

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Mia and Bev find another sheet of magical stickers, and soon Mia finds herself running for class president but worrying that she is losing her new friend.

Marty Frye Private Eye

By Laurie Keller, Janet Tashjian

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Marty Frye Private Eye

By Laurie Keller, Janet Tashjian

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My Life as a Ninja

By Janet Tashjian

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My Life as a Coder

By Jake Tashjian, Janet Tashjian

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My Life As a Coder

By Jake Tashjian, Janet Tashjian

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My Life As a Billionaire

By Jake Tashjian, Janet Tashjian

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My Life As a Meme

By Jake Tashjian, Janet Tashjian

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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.