Sam Epstein Books

What's for Lunch?: The Eating Habits of Seashore Creatures

By Sam Epstein

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Describes the ways in which seagulls, crabs, snails, jellyfish, corals, and other seashore creatures find their food.

Bugs for Dinner

By Sam Epstein

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Recounts how squirrels, robins, grasshoppers, and other creatures in an urban environment find their food and avoid being eaten themselves.

Tunnels

By Sam Epstein

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Describes the techniques and obstacles involved in digging and building tunnels, from early quanaats to the thirty-mile Seikan Tunnel in Japan.

The Real Book about Inventions

By Sam Epstein

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The Real Book about Pirates

By Beryl Williams, Sam Epstein

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You call that a Farm?

By Sam Epstein

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Describes the activities at several farms where unusual plants or animals are raised.

George Washington Carver

By Sam Epstein

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A biography of the Afro-American whose scientific research revolutionized the economy of the South.

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.