Claudia Boldt Books

The Poop Song

By Claudia Boldt, Eric Litwin

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Animalicious

By Anna Dewdney, Reed Duncan Illustrated By Claudia Boldt

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A seriously silly ABC book packed with imaginary animals from the creator of the Llama Llama books, Anna Dewdney, and Reed Duncan.From A is for Anonymouse and I is for Incredibull, to K is for Kang...

Youre A Rude Pig Bertie

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Brothers Forever

By Claudia Boldt

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On the Right Track

By Claudia Boldt, Marcel George

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Story Box

By Magma, Claudia Boldt

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Who Did This Poo

By Aidan Onn, Claudia Boldt

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Who Pooped

By Claudia Boldt

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Poo Bingo

By Aidan Onn, Claudia Boldt

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Who Did This Poo

By Aidan Onn, Claudia Boldt

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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.