Logic Works is a critical and extensive introduction to logic. It asks questions about why systems of logic are as they are, how they relate to ordinary language and ordinary reasoning, and what alternatives there might be to classical logical doctrines.

1. Introduction to the study of logic 2. Vocabulary and syntax 3. Semantics 4. Formalization 5. Working with SL semantics A-1. Advanced topics concerning SL semantics 6. Derivations A-2. Advanced topics concerning the soundness and completeness of Ds 7. Reduction Trees A-3: Advanced topics concerning the soundness and completeness of Ts 8. Vocabulary, syntax, formalization and derivations 9. Semantics and Trees for Modal and Intuitionistic Sentential Logic A-4: Advanced Topics concerning the "soundness" and "completeness" of Dm and Tm 10. Vocabulary, syntax, formalization, and derivations 11. Semantics and trees A-5: Advanced topics for PSL 12. Vocabulary, syntax, and formalization 13. Derivations 14. Trees and tree model semantics for QPL 15. Semantics for QPL without mixed multiple quantification 16. Semantics for QPL with mixed multiple quantification A-6: Advanced topics for QPL 17. Higher order logic Rule summaries