Iza Trapani Books

The itsy bitsy spider

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The itsy-bitsy spider encounters a fan, a mouse, a cat, and a rocking chair as she makes her way to the top of a tree to spin her web.

The Itsy Bitsy Spider by Iza Trapani Houghton Mifflin Grade 1 Reading Big Book Plus Series

By Iza Trapani

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The itsy bitsy spider

By Iza Trapani

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The itsy-bitsy spider encounters a fan, a mouse, a cat, and a rocking chair as she makes her way to the top of a tree to spin her web.

Jingle bells

By Iza Trapani

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Presents the words of the familiar Christmas song, plus extra verses and brief descriptions of the Christmas traditions of Mexico, Sweden, the Philippines, Poland, Italy, and Kenya.

Oh Where Oh Where Has My Little Dog Gone

By Iza Trapani

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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.