The Play of Animals

Table of Contents

Karl Groos

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Editor's Preface

Author's Preface

Chapter 1 The Surplus Energy Theory of Play

Chapter 2 Play and Instinct

Chapter 3 The Play of Animals

Chapter 4 The Play of Animals (continued)

Chapter 5 The Psychology of Animal Play

EDITOR'S APPENDIX ON ORGANIC SELECTION.[1]

Notes

No notes

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