Richard Kaufman Books

Restorative Gardens: The Healing Landscape

By Nancy Gerlach Spriggs

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Restorative Gardens: The Healing Landscape

By Richard Kaufman, Sam Bass Warner, Nancy Gerlach Spriggs

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Matter and energy

By Robert Friedhoffer

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Experiments, magic tricks, and other activities explore the scientific principles of matter and energy.

Forces, motion, and energy

By Robert Friedhoffer

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Experiments, magic tricks, and other activities explore the scientific principles of force, motion, and energy.

Molecules and heat

By Robert Friedhoffer

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Experiments, magic tricks, and other activities explore the scientific principles of molecules and heat.

Light

By Robert Friedhoffer

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Experiments, magic tricks, and other activities explore the scientific principles of light.

Sound

By Robert Friedhoffer

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Experiments, magic tricks, and other activities explore the scientific principles of sound.

Magnetism and electricity

By Robert Friedhoffer

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This sixth volume in a six-volume series of books using magic tricks and activities to illustrate scientific principles features experiments with magnetism and electricity.

Knack magic tricks

By Richard Kaufman

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Presents step-by-step instructions on performing tricks, including card tricks, coin tricks, and cup tricks.

Derek Dingle. Obras completas

By Richard Kaufman, Simon Lowel, Luis Alberto Iglesias Gomez

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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.