Lisa Bullard Books

Rhyming Picture Books

By Lisa Bullard, Laura Purdie Salas

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Signing day

By K. R. Coleman

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When Iggy and his best friend, Malcolm, are offered football scholarships to rival schools, Iggy must decide whether to put family obligations before friendship.

My family celebrates Day of the Dead

By Lisa Bullard

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My family celebrates Thanksgiving

By Lisa Bullard

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Go Green by Fighting Pollution

By Lisa Bullard

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My Family Celebrates Christmas

By Lisa Bullard

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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.