Logical Abilities in Children: Volume 3

Preface. Part 1: Introduction 1. Developmental Issues 2. The Research Question Sharpened 3. Three Kinds of Models for Logical Judgment 4. Deduction Models: General Considerations and an Exemplification 5. Empirical Conditions on Derivations 6. Methodological Issues 7. Method Part 2: Propositional Arguments 8. Experiment 1: Validation of Methodology, and the Question of Alternative Operations 9. Experiment 2: Within-Subject Consistency and Complex, Single-Operation Arguments 10. Experiment 3: New Operations 11. Experiment 4: Amalgamation of the Two Sets of Operations 12. Experiment 5: Further Test of the Theory Part 3: Familiar Content and Class Inclusion 13. The Question of a Qualitative Difference Reexamined 14. Experiment 6: Causal Arguments Testing the Theory of Table 8.1 15. Experiment 7: Causal Arguments Testing the Theory of Table 11.1 16. Experiment 8: More Causal Arguments Testing the Theory of Table 11.1 17. Experiment 9: Class-Inclusion Arguments Testing the Theory of Table 8.1 18. Experiment 10: Class-Inclusion Arguments Testing the Theory of Table 11.1 19. Experiment 11: More Class-Inclusion Arguments Testing the Theory of Table 8.1 Part 4: Further Issues 20. Other Properties of Argument Difficulty and Acceptance Rate 21. Some Remaining Theoretical Issues. Appendix: A Full Statement of the Theory. References. Author Index. Subject Index.