1. The Date Night Variable
Aired: Sep 27, 2012 Raj crashes Sheldon and Amy's second anniversary and interferes in Leonard an...
2. The Decoupling Fluctuation
Aired: Oct 4, 2012 Penny continues to have doubts about her relationship with Leonard. Meanwhile...
3. The Higgs Boson Observation
Aired: Oct 11, 2012 When Sheldon hires a female grad student to assist him, a jealous Amy asks Pe...
4. The Re-Entry Minimization
Aired: Oct 18, 2012 Howard is offended when his return from space is met with little fanfare. Pen...
5. The Holographic Excitation
Aired: Oct 25, 2012 While Raj plans Stuart's Halloween party at the comic book store, Howard anno...
6. The Extract Obliteration
Aired: Nov 1, 2012 Penny enrolls in a college class and keeps it a secret from Leonard. Sheldon ...
7. The Habitation Configuration
Aired: Nov 8, 2012 Howard makes a decision whether or not to move out of his mother's house, whi...
8. The 43 Peculiarity
Aired: Nov 15, 2012 Leonard feels threatened after hearing about Penny's study partner at school,...
9. The Parking Spot Escalation
Aired: Nov 29, 2012 The gang are drawn into a fight between Howard and Sheldon over Sheldon's vac...
10. The Fish Guts Displacement
Aired: Dec 6, 2012 Howard tries to bond with Bernadette's father during a fishing trip. When She...
11. The Santa Simulation
Aired: Dec 13, 2012 The girls take Raj out to a nightclub to find him a date. A game of Dungeons ...
12. The Egg Salad Equivalency
Aired: Jan 3, 2013 When Penny finds out Alex has a crush on Leonard, Sheldon gets himself and th...
13. The Bakersfield Expedition
Aired: Jan 10, 2013 The guys are stranded in the middle of nowhere when Leonard's car is stolen o...
14. The Cooper/Kripke Inversion
Aired: Jan 31, 2013 Sheldon is forced to work with Kripke on a project and must concoct an elabor...
15. The Spoiler Alert Segmentation
Aired: Feb 7, 2013 Leonard moves in with Penny after a fight with Sheldon, which causes Amy to w...
16. The Tangible Affection Proof
Aired: Feb 14, 2013 Sheldon gets Alex to buy a Valentine's Day gift for Amy. Leonard, Penny, Howa...
17. The Monster Isolation
Aired: Feb 21, 2013 Raj falls apart after his date sneaks out on him, and Sheldon reluctantly ret...
18. The Contractual Obligation Implementation
Aired: Mar 7, 2013 Leonard, Sheldon and Howard give lectures on science to junior high students....
19. The Closet Reconfiguration
Aired: Mar 14, 2013 Howard becomes upset when Sheldon finds a letter from his estranged father wh...
20. The Tenure Turbulence
Aired: Apr 4, 2013 Leonard, Sheldon, Raj and Kripke battle for tenure at the university.
21. The Closure Alternative
Aired: Apr 25, 2013 Amy tries to help a depressed Sheldon find closure when one of his favorite T...
22. The Proton Resurgence
Aired: May 2, 2013 Bernadette and Howard offer to watch Raj's dog and live to regret it. Leonard...
23. The Love Spell Potential
Aired: May 9, 2013 A date between Raj and Lucy takes both of them out of their comfort zones. Af...
24. The Bon Voyage Reaction
Aired: May 16, 2013 Penny is thrown for a loop when Leonard is offered a job overseas, but the ne...
