Laurie Friedman Books

Ruby Valentine saves the day

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Ruby invites everyone to a grand Valentine's Day party at her mountaintop home, but when a blizzard keeps her guests away, she decides to take the carefully planned party into town.

Thanksgiving Rules

By Laurie Friedman

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Play it again Mallory

By Laurie B. Friedman

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"Mallory is excited about the six-week arts electives program at Fern Falls Elementary--until she gets stuck in her last-choice elective, band. To make matters worse, she is assigned to the tuba, a...

Ruby Valentine and the sweet surprise

By Laurie B. Friedman

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Ruby's pets compete for her affection on Valentine's Day.

A big bed for Jed

By Laurie B. Friedman

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When Jed is reluctant to move from his crib into a big-kid bed, his entire family comes up with a plan to make him change his mind.

Heart to Heart With Mallory

By Laurie B. Friedman

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Campfire Mallory

By Laurie B. Friedman, Laurie Friedman

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Nine-and-a-half-year-old Mallory's trepidation about going to sleepaway camp is multiplied when she and her best friend are assigned to different cabins, and a new "friend" seems determined to get...

Moose Fait Le Lavage

By Gal Weizman, Laurie Friedman

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Moose Fait Un Jardin

By Gal Weizman, Laurie Friedman

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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.