Mark Teague Books

Dear Mrs. LaRue: Letters from Obedience School

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Gertrude LaRue receives typewritten and paw-written letters from her dog Ike, entreating her to let him leave the Igor Brotweiler Canine Academy and come back home.

Silly Stories to Tickle your Funny Bone

By Marshall James

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A collection of easy to read silly stories and poems.

Pigsty chiquero El

By Mark Teague

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La habitación de Wendell es un auténtico chiquero y hasta unos cerdos de verdad se van a vivir con él. A Wendell no parece importarle mucho, pero un día descubre huellas de pezuñas en sus cuentos....

Nergal and the Great Space Race First Graders from Mars Episode 3

By Mark Teague, Shana Corey

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Detective LaRue

By Mark Teague

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While on vacation, Mrs. LaRue receives letters from her dog Ike who has been falsely accused of harming the neighbor's cats and is trying to clear his name.

Dear Mrs. LaRue

By Mark Teague

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Gertrude LaRue receives typewritten and paw-written letters from her dog Ike, entreating her to let him leave the Igor Brotweiler Canine Academy and come back home.

Dear Mrs. Larue Letters From Obedience School querida Sra. Larue Cartas Desde La Academia Canina

By Mark Teague

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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.