Eric Telchin Books

The Black and White Factory

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Panda, Zebra, and Penguin invite the reader to tour a factory where messes, color, and surprises are forbidden but an accident occurs and the reader must help clean it up.

The Color Factory

By Eric Telchin, Diego Funck

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See a heart share a heart

By Eric Telchin

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Love is all around, as depicted by photographs of heart-shaped images in everyday life.

Black and White Factory and the Color Factory

By Eric Telchin

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A gift that opens your eyes, your heart, and your world In 2009, Eric Telchin noticed a heart in a pool of melted ice cream, and hearts have followed him ever since. He launched boyseeshearts.com a...

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.