Andy Griffiths Books

The REALLY Big Treehouse Boxed Set The 13 Story Treehouse The 26 Story Treehouse The 39 Story Treehouse The Treehouse Books

By Andy Griffiths

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The Treehouse Joke Book

By Terry Denton, Andy Griffiths

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The Treehouse Fun Book

By Terry Denton, Jill Griffiths, Andy Griffiths

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The 26 story treehouse

By Andy Griffiths

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Andy and Terry live in a 26-story tree house. The two friends have a whole week to finish their next book, and Andy even knows what it should be about, the story of how he and Terry first met.

The 39 Story Treehouse

By Andy Griffiths

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The 52 story treehouse

By Andy Griffiths

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Andy and Terry live in a 52-Story treehouse. (It used to be a 39-story treehouse, but they keep expanding.) It has a chainsaw-juggling level, a make-your-own-pizza parlor, a rocket-powered carrot-l...

The cat, the rat, and the baseball bat

By Andy Griffiths

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"What happens when a cat meets a rat with a baseball bat?"--Jacket.

The cat the rat and the baseball bat

By Andy Griffiths

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"What happens when a cat meets a rat with a baseball bat?"--Jacket.

The 65 story treehouse

By Andy Griffiths

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Andy and Terry live in a 65-story treehouse. (It used to be 52 stories, but they keep expanding.) It has a pet-grooming salon, a birthday room where it's always your birthday (even when it's not),...

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.