Jean Van Leeuwen Books

Amanda Pig on Her Own

By Jean Van Leeuwen, Ann Schweninger

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Dear Mom you re ruining my life

By Jean Van Leeuwen

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Samantha Slayton's eleventh year includes losing her last baby teeth, towering over every boy in dance school, and being mortified by everything her mother does.

The great Christmas kidnaping caper

By Jean Van Leeuwen

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Amanda Pig First Grader

By Jean Van Leeuwen

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Oliver Pig at School Puffin Easy To Read

By Jean Van Leeuwen

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Oliver and Amanda s Halloween Level 2

By Jean Van Leeuwen

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Amanda Pig and the Awful Scary Monster

By Jean Van Leeuwen

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Blue Sky Butterfly

By Jean Van Leeuwen

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Cuentos De LA Cerdita Amanda

By Jean Van Leeuwen

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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.