Kim T. Griswell Books

Rufus Goes to School

By Kim T. Griswell

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Nature s Predators Carnivorous Plants Nature s Predators

By Kim T Griswell

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Rufus the Pig has already sailed the seven seas on a pirate ship. Now he dreams of the Moon, the stars, and Mars! So he bids his mateys goodbye and reports for duty at the space center. But Command...

Real Stinkers 600 Jokes to Make You Go Ewww

By Kim T. Griswell

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Rufus goes to school

By Kim T. Griswell

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Rufus Leroy Williams III wants to go to school to learn to read but the principal at first refuses because Rufus is a pig. Rufus Leroy Williams III wants to go to school to learn to read, but the...

Rufus goes to sea

By Kim T. Griswell

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When school lets out for the summer, Rufus Leroy Williams III, a determined pig who loves to read, decides to become a pirate.

Nonfiction Reading Practice Grade 3

By Kim Griswell

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The Best of the Mailbox Magazine

By Clark

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Contains the best teacher-tested ideas published in The Mailbox®. Includes reproducible's and patterns. Featured titles include Hatchet, The Trumpet of the Swan, My Side of the Mountain, and more.

Literature Grades 4-6 (The Best of The Mailbox Magazine)

By Kim Griswell

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Literature Preschool Kindergarten Mailbox Magazine 1998 Literature Preschool Kindergarten The B

By The Best Of The Mailbox Magazine

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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.