《生活大爆炸》第三季共有24集，以下是每一集的剧集名称：
1. The Electric Can Opener Fluctuation 2. The Jiminy Conjecture 3. The Gothowitz Deviation 4. The Pirate Solution 5. The Creepy Candy Coating Corollary 6. The Cornhusker Vortex 7. The Guitarist Amplification 8. The Adhesive Duck Deficiency 9. The Vengeance Formulation 10. The Gorilla Experiment 11. The Maternal Congruence 12. The Psychic Vortex 13. The Bozeman Reaction 14. The Einstein Approximation 15. The Large Hadron Collision 16. The Excelsior Acquisition 17. The Precious Fragmentation 18. The Pants Alternative 19. The Wheaton Recurrence 20. The Spaghetti Catalyst 21. The Plimpton Stimulation 22. The Staircase Implementation 23. The Lunar Excitation
这些剧集共同展现了谢尔顿、莱纳德、霍华德和拉杰这群好友在生活中的种种趣事和疯狂经历。