Crystal Watanabe Books

Yum-Yum Bento All Year Round

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Discover the magic of the Japanese lunch box with over 50 easy and seasonal recipes for delicious bentos your little ones will love From the depths of winter to the height of summer, a beauti...

The Sleepless

By D. K. Cassidy, Crystal Watanabe

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The Prometheus Effect

By David Gatewood, Crystal Watanabe, David Fleming, Susan Harlow

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Let s Go Yum Cha

By Crystal Watanabe, Yenna Mariana, Alister Felix

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Let s Go Yum Cha

By Crystal Watanabe, Yenna Mariana, Alister Felix

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Young Swearengen

By Crystal Watanabe, Jonny Effing Lucas

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Mosaics

By Kelsey Maki, Tonya Liburd, Carol Cao, Ari Harradine, Keyan Bowes, P.K. Tyler, Crystal Watanabe, Susan Kaye Quinn, Kim Wells, Sylvia Spruck Wrigley

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Yum-Yum Bento Box

By Crystal Watanabe, Maki Ogawa

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Creating colorful, cute, and tasty Japanese-style bento box lunches has never been this easy and fun! Learn how to craft your favorite foods into a variety of shapes—from caterpillars, cars,...

Yum-Yum Bento Box

By Crystal Watanabe, Maki Ogawa

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Creating colorful, cute, and tasty Japanese-style bento box lunches has never been this easy and fun! Learn how to craft your favorite foods into a variety of shapes—from caterpillars, cars,...

Couch Potato Chaos

By Crystal Watanabe, Erik Rounds

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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.