David Klahr Books

Production System Models of Learning and Development

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Exploring Science: The Cognition and Development of Discovery Processes

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"Over the past decade Klahr and his colleagues have conducted extensive laboratory experiments in which they create discovery contexts, computer-based environments, to evoke the kind of thinking ch...

Cognitive development: An information-processing view

By David Klahr

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Cognition and instruction

By David Klahr

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Complex Information Processing

By David Klahr, Kenneth Kotovsky

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Cognition and Instruction

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Cognition and Instruction

By David Klahr

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Complex Information Processing

By David Klahr, Kenneth Kotovsky

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Exploring Science

By David Klahr

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Cognition and Instruction

By David Klahr, Sharon M. Carver

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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.