Sondra Kornblatt Books

365 Energy Boosters

By Sondra Kornblatt, Susannah Seton

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A better brain at any age

By Sondra Kornblatt

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In A Better Brain at Any Age, Sondra Kornblatt, along with the experts she has interviewed, helps readers put their heads on straight through healthy activities for the body (exercise, healthy food...

A better brain at any age

By Sondra Kornblatt

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Better Brain at Any Age

By Sondra Kornblatt

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Restful insomnia

By Sondra Kornblatt

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Brain fitness for women

By Sondra Kornblatt

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"Did you know that women have 70,000 thoughts per day and one person's brain generates more electrical impulses each day than all the telephones in the world combined?In Brain Fitness for Women, he...

Brain Fitness for Women

By Sondra Kornblatt

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Everyday Energy Boosters

By Sondra Kornblatt, Susannah Seton

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Better Brain at Any Age

By Fernando Vega, Sondra Kornblatt

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Restful Insomnia

By Sondra Kornblatt, Teresa E. Jacobs

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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.