Jeanne Birdsall Books

The Penderwicks on Gardam Street

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With over one million copies sold, this series of modern classics about the charming Penderwick family from National Book Award winner and New York Times bestseller Jeanne Birdsall is per...

Teaflet and Roog Make a Mess

By Jeanne Birdsall

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A silly adventure from the National Book Award-winning author of The Penderwicks--perfect for children newly reading on their own!Teaflet and her brother, Roog, are ready to throw their annual stra...

The Penderwicks Complete Collection

By Jeanne Birdsall

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This collection features all five New York Times bestselling Penderwicks adventures by National Book Award-winning author Jeanne Birdsall!Follow the Penderwicks' adventures, from a bunny-raising ho...

The Library of Unruly Treasures

By Jeanne Birdsall

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The Borrowers meets Matilida in this funny, winning story of a girl who finds herself an unlikely hero when she stumbles upon a big secret about little creatures. The latest book from the Nati...

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.