Mindy Avra Portnoy Books

Matzah ball

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Aaron can't pass up a chance to attend an Orioles game at Camden Yards, even though it's during Passover and he'll have to bring special food.

Ima on the bima

By Mindy Avra Portnoy

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Through the eyes of her daughter, describes the activities of Mindy Avra Portnoy in her job as a rabbi.

Ima on the bima

By Mindy Avra Portnoy

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Through the eyes of her daughter, describes the activities of Mindy Avra Portnoy in her job as a rabbi.

Mommy never went to Hebrew school

By Mindy Avra Portnoy

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A young boy discusses why and how his mother converted to Judaism before he was born.

Mommy never went to Hebrew school

By Mindy Avra Portnoy

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A young boy discusses why and how his mother converted to Judaism before he was born.

Where do people go when they die?

By Mindy Avra Portnoy

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Children ask different adults and themselves about death and receive a wide variety of answers. Includes an afterword and suggestions for parents.

Matzah Ball

By Katherine Janus Kahn, Mindy Avra Portnoy

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Adonde van las personas cuando mueren

By Mindy Avra Portnoy

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Children ask different adults and themselves about death and receive a wide variety of answers. Includes an afterword and suggestions for parents.

Tale of two Seders

By Mindy Avra Portnoy

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After her parents' divorce, a young girl experiences a variety of Passover seders. Includes recipes and facts about Passover.

Tale of Two Seders

By Valeria Cis, Mindy Avra Portnoy

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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.