John F. Green Books

There's a dragon in my closet

By John F. Green

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There s a dragon in my closet

By John F. Green

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This book is about a little boy that has a dragon in his closet. He tells other people about it and they didn't believe him. He then moved the dragon into the spare bedroom and told his father that...

Un dragon dans la garde-robe

By John. F Green

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Alice and the birthday giant

By John F. Green

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One Eyed Giant

By John Green

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Alice et le cyclope

By John F. Green

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Lulu La Brocante

By John Green I.

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Junk Pile Jennifer

By John F. Green

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Jennifer loves junk. Every day she looks for new treasures to add to her collection. The whole neighbourhood thinks she's crazy, but Jennifer doesn't care. She uses her junk to build a cosy house i...

Many Thousand Gone: African-Americans from Slavery to Freedom

By Green John, Virginia Hamilton

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Recounts the journey of Black slaves to freedom via the underground railroad, an extended group of people who helped fugitive slaves in many ways.

There s a Dragon in My Cupboard Picture Hippo

By Linda Henry, J.F. Green

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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.