The BEST episodes written by Maria Ferrari
#1 - The Stockholm Syndrome
The Big Bang Theory - Season 12 - Episode 24
Bernadette and Wolowitz leave their kids for the first time; Penny and Leonard try to keep a secret; Sheldon and Amy stick together; and Koothrappali makes a new friend, as the gang travels together into an uncharted future.
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#2 - The Change Constant
The Big Bang Theory - Season 12 - Episode 23
Sheldon and Amy await big news.
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#3 - The Opening Night Excitation
The Big Bang Theory - Season 9 - Episode 11
As the guys prepare to go to the premiere of the new Star Wars movie, Sheldon plans a special event for Amy's birthday.
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#4 - The Romance Resonance
The Big Bang Theory - Season 7 - Episode 6
Sheldon's latest scientific breakthrough makes him feel like a fraud – and threatens to haunt him forever. Meanwhile, Howard's romantic gesture to Bernadette causes Penny to step up her game with Leonard.
#5 - The Staircase Implementation
The Big Bang Theory - Season 3 - Episode 22
Leonard tells Penny about how he met Sheldon for the first time...and what happened to the elevator.
#6 - The Bakersfield Expedition
The Big Bang Theory - Season 6 - Episode 13
As the guys don costumes and go on a road trip to a comic book convention, the ladies decide to stay home and try to interpret a comic book.
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#7 - The Locomotive Manipulation
The Big Bang Theory - Season 7 - Episode 15
On Valentine's Day, Sheldon and Amy go on a trip to wine country with Howard and Bernadette; Penny and Leonard rush Raj's dog to the vet.
#8 - The Scavenger Vortex
The Big Bang Theory - Season 7 - Episode 3
When the entire gang competes in a cutthroat scavenger hunt designed by Raj that tests their science knowledge and street smarts, it brings out the best – and worst – in everyone.
#9 - The Brain Bowl Incubation
The Big Bang Theory - Season 10 - Episode 8
After a successful experiment combining their genes, Sheldon will stop at nothing to convince Amy they should procreate. Also, Koothrappali is embarrassed to tell the gang what the new woman he’s dating does for a living.
#10 - The Hawking Excitation
The Big Bang Theory - Season 5 - Episode 21
When Wolowitz gets to work with Stephen Hawking, Sheldon is willing to do anything to meet his hero.
#11 - The Beta Test Initiation
The Big Bang Theory - Season 5 - Episode 14
Leonard and Penny deal with the idea of starting a relationship again and Raj finally finds a "woman" he can talk to without being drunk. Meanwhile, Sheldon decides to start a YouTube series entitled "Sheldon Cooper presents Fun with Flags" with the help of Amy.
#12 - The Parking Spot Escalation
The Big Bang Theory - Season 6 - Episode 9
Sheldon and Wolowitz's fight over a parking spot at the University impacts the whole gang.
#13 - The Launch Acceleration
The Big Bang Theory - Season 5 - Episode 23
When NASA moves up Howard's mission, he must face his fears and Bernadette's dad, thus putting the wedding plans in jeopardy. Meanwhile, Leonard says something surprising to Penny in the bedroom.
#14 - The Prom Equivalency
The Big Bang Theory - Season 8 - Episode 8
When the gang recreates a high school prom night on the roof of the guys' apartment building, Sheldon feels pressure to participate in all the typical romantic traditions.
Watch Now:Apple TV
#15 - A Crisis of Faith and Octopus Aliens
Young Sheldon - Season 2 - Episode 3
When Mary’s faith is shaken by a tragedy in the community, Sheldon becomes an unlikely ally.
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#16 - The Werewolf Transformation
The Big Bang Theory - Season 5 - Episode 18
Sheldon becomes agitated when his regular barber is out sick. Astronaut training causes Howard to reconsider wanting to go into space. Penny beats Leonard in chess, the first time she plays.
#17 - The Higgs Boson Observation
The Big Bang Theory - Season 6 - Episode 3
Amy feels threatened by Sheldon's new assistant; Wolowitz starts to feel the pressures of being in space.
#18 - The Contractual Obligation Implementation
The Big Bang Theory - Season 6 - Episode 18
Leonard, Sheldon and Wolowitz talk to junior high girls about science-related careers; Raj plans a date with Lucy.
#19 - The Plimpton Stimulation
The Big Bang Theory - Season 3 - Episode 21
Leonard and Sheldon compete for the attention of a famous female physicist.
#20 - The Troll Manifestation
The Big Bang Theory - Season 8 - Episode 14
Leonard and Sheldon publish a paper which is widely accepted except for comments from an internet troll. Meanwhile, the girls reminisce about embarassing incidents from their past.
#21 - The Deception Verification
The Big Bang Theory - Season 7 - Episode 2
Howard's relationship with his mother causes an unusual threat to his masculinity. Meanwhile, Leonard's friendship with Sheldon is put to the test when he returns from the North Sea earlier than expected.
#22 - The Irish Pub Formulation
The Big Bang Theory - Season 4 - Episode 6
Leonard keeps a romantic affair a secret from Sheldon, Howard and Raj.
#23 - The Bon Voyage Reaction
The Big Bang Theory - Season 6 - Episode 24
When Leonard is considered for an exciting research opportunity, Sheldon becomes jealous and tries to scare him into backing out. Meanwhile, Raj's relationship with Lucy is strained when he tries to get her to meet his friends.
#24 - The Raiders Minimization
The Big Bang Theory - Season 7 - Episode 4
After Amy ruins one of Sheldon's favorite movies – Raiders of the Lost Ark – he gets defensive, seeking revenge. Meanwhile, Leonard discovers a way to get Penny to do anything; and Raj and Stuart create online dating profiles.
#25 - Pasadena
Young Sheldon - Season 3 - Episode 16
Sheldon visits CalTech for the very first time. Georgie is furious when Mary listens in on a phone call with his girlfriend. Meemaw tries to cheer up a jealous Missy.
#26 - The Spoiler Alert Segmentation
The Big Bang Theory - Season 6 - Episode 15
A fight between Sheldon and Leonard impacts Amy and Penny's living arrangements; while Howard is away, Raj helps Mrs. Wolowitz out.
#27 - The Colonization Application
The Big Bang Theory - Season 8 - Episode 17
Trouble arises when Amy learns Sheldon has applied for a one-way mission to colonize Mars. Also, a trip to the pet store ends in a fight for Sheldon and Amy, Leonard surprises Penny with a very “adult” purchase, and Raj is caught snooping in Emily’s apartment.
#28 - The Adhesive Duck Deficiency
The Big Bang Theory - Season 3 - Episode 8
With Leonard, Howard and Raj away camping in the desert, an injured Penny has only Sheldon to rely on.
#29 - The Proton Resurgence
The Big Bang Theory - Season 6 - Episode 22
Leonard and Sheldon hire the host of their favorite childhood TV show to perform for them; Bernadette and Howard run into trouble while dog-sitting for Raj's pet.
#30 - The Itchy Brain Simulation
The Big Bang Theory - Season 7 - Episode 8
Leonard tries to keep Sheldon from overreacting when a past mistake comes to light, but Sheldon punishes Leonard by making him "walk a mile in his shoes." Meanwhile, Penny confronts Raj's ex-girlfriend, Lucy.
#31 - Pongo Pygmaeus and a Culture that Encourages Spitting
Young Sheldon - Season 3 - Episode 7
Sheldon starts an internet flame war. Missy stands up to the boys on her baseball team. Meemaw is unhappy when George Sr. spends time with her new boyfriend.
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#32 - The Holographic Excitation
The Big Bang Theory - Season 6 - Episode 5
The gang heads to Stuart's comic book store to celebrate Halloween; Leonard uses science to seduce Penny.
#33 - The Santa Simulation
The Big Bang Theory - Season 6 - Episode 11
During a game, Sheldon revisits Christmas memories; Amy, Penny and Bernadette look for a date for Koothrappali.
#34 - The Habitation Configuration
The Big Bang Theory - Season 6 - Episode 7
Bernadette wants Wolowitz to move out of his mom's house; Sheldon is caught in the middle of Amy and Wil Wheaton's argument.
#35 - The Russian Rocket Reaction
The Big Bang Theory - Season 5 - Episode 5
Sheldon and Leonard get invited to a party at Wil Wheaton's house, and Howard gets an out-of-this-world opportunity.
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#36 - The Gorilla Experiment
The Big Bang Theory - Season 3 - Episode 10
Penny gets help from Sheldon in order to understand what Leonard's work is, while Wolowitz develops a jealousy when Leonard starts hanging out with his new girlfriend.
#37 - The Friendship Turbulence
The Big Bang Theory - Season 7 - Episode 17
Bernadette tries to negotiate peace between Sheldon and Wolowitz; Penny receives an embarrassing offer; Raj wants Amy to write to a woman on his behalf.
#38 - The Hesitation Ramification
The Big Bang Theory - Season 7 - Episode 12
As Leonard tries to help Penny with a disappointment, Penny asks him a bold question about their relationship; Meanwhile Raj and Stuart practice their skills at talking to women and Sheldon wants to learn how to be funny.
#39 - The Excelsior Acquisition
The Big Bang Theory - Season 3 - Episode 16
Sheldon winds up in traffic court when he gets a ticket because of Penny.
#40 - Family Dynamics and a Red Fiero
Young Sheldon - Season 2 - Episode 9
Sheldon studies his family for a psychology project, and Thanksgiving dinner turns into a family fight when George Sr. is offered a job in Oklahoma.
#41 - The Birthday Synchronicity
The Big Bang Theory - Season 10 - Episode 11
Amy's desire to have an intimate night with Sheldon on her birthday is interrupted by Bernadette going into labor.
#42 - The Wildebeest Implementation
The Big Bang Theory - Season 4 - Episode 22
Raj attempts to cure his social anxiety disorder while Penny uses Bernadette to spy on Leonard and his girlfriend.
#43 - The Large Hadron Collision
The Big Bang Theory - Season 3 - Episode 15
Leonard can only bring one guest on a trip to see CERN's Large Hadron Collider (the world's largest and highest energy particle accelerator) in Switzerland on Valentine's Day.
#44 - The Platonic Permutation
The Big Bang Theory - Season 9 - Episode 9
It’s Thanksgiving. Sheldon and Amy go on a lunch date to the aquarium as friends. Meanwhile, Howard, Bernadette, Raj and Emily help out at a soup kitchen and Leonard and Penny make their first Thanksgiving dinner as a married couple.
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#45 - The Positive Negative Reaction
The Big Bang Theory - Season 9 - Episode 16
When the gang finds out about Bernadette's pregnancy, they celebrate by singing karaoke. Also, Bernadette is concerned when Wolowitz freaks out over her pregnancy announcement, and Wolowitz is convinced he must make more money to provide for a baby.
#46 - Bible Camp and a Chariot of Love
Young Sheldon - Season 4 - Episode 4
Sheldon finds himself in a fierce competition with Paige when their mothers force them to attend Vacation Bible School. George is furious after Georgie makes a questionable purchase.
Watch Now:Apple TV
#47 - The Bitcoin Entanglement
The Big Bang Theory - Season 11 - Episode 9
Sheldon tries to teach the guys a lesson after they cut him out of a potentially valuable Bitcoin investment. Also, a seven-year-old video reveals a secret about Leonard and Penny's relationship.
#48 - The Locomotion Reverberation
The Big Bang Theory - Season 10 - Episode 15
Leonard and Wolowitz try to distract Sheldon when he slows the progress of their guidance system. Also, Penny and Amy take Bernadette out for the night, leaving Raj and Stuart to care for baby Halley.
#49 - The Comic-Con Conundrum
The Big Bang Theory - Season 10 - Episode 17
The guys' annual trip to Comic Con is in doubt when Raj can't afford to go and an unexpected replacement is considered.
#50 - The Misinterpretation Agitation
The Big Bang Theory - Season 8 - Episode 7
The guys try to help Penny out of an awkward work dilemma, when a smitten doctor shows up at her door after her flirtatious sales techniques work a little too well. Meanwhile, Amy and Bernadette argue over whether or not female scientists should play up their sexuality.