Katherine Hocker Books

Wolf Brother

By Katherine Hocker, Ed Ferrell

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I Was: The Stories of Animal Skulls

By Katherine Hocker Illustrated By Natasha Donovan

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A graceful tribute to the cycle of life reveals the secret language of skulls—and the traits and behaviors of the animals they once belonged to.Strong, smooth domes, skulls are more than remn...

When you see flukes

By Katherine Hocker

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'"When You See Flukes" follows a conversation between a mother and her son as he learns about "what it takes to make a whale."'- from back cover.

Alaska s Kenai Peninsula Wildlife Viewing Trail Guide

By Doug O Harra, Katherine Hocker, Riley Woodford, Kristan Hutchison

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Aquatic insects in Alaska

By John Hudson, Robert H. Armstrong, Katherine Hocker

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Singer in the Stream

By Katherine Hocker, Mary Willson

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Chronicles of Carlos Castaneda Kitty Cat Kelso

By Katherine Hocker, Fran Kelso

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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.