The Big Bang Theory Wiki

Season 2 of Young Sheldon premiered on September 24, 2018, and concluded on May 16, 2019.


10 year old Sheldon grows a year older and smarter.





  • On January 6, 2018, the show was renewed for a second season.
  • This season takes place in 1990 to 1991.


Episode (Season/Ep#) Title Original Air Date Directed By Description
201 A High-Pitched Buzz and Training Wheels September 24, 2018 Jaffar Mahmood Sheldon takes apart the refrigerator in order to stop it from emitting a buzzing sound, which forces George to pay $200 to a repairman. Sheldon then gets a job delivering newspapers so that he can reimburse George, but the job turns out to be difficult and stressful. He eventually outsources the work to Billy Sparks.
202 A Rival Prodigy and Sir Isaac Neutron September 27, 2018 Mark Cendrowski Sheldon is joined in John's physics class by Paige, who is slightly smarter and younger than he is, causing him to be jealous. Paige and her family visit the Coopers. Her parents begin bickering after talking with George and Mary about raising a gifted child, Sheldon is still jealous of Paige, but Missy and Georgie like her older sister. John learns that he must not praise Paige too much in front of Sheldon.
203 A Crisis of Faith and Octopus Aliens October 4, 2018 Jaffar Mahmood Mary questions her faith in God after hearing about a sixteen-year-old girl in the congregation who died in an accident. Although Sheldon does not believe in God, as he challenges Pastor Jeff how God would look like in an alien planet with octopuses, he does help Mary find her faith in God again.
204 A Financial Secret and Fish Sauce October 11, 2018 Jonathan Judge While doing his parent's taxes, Sheldon finds a $300 discrepancy due to a missing check, but George does not want to talk about it, and requires Sheldon to keep this a secret from his mother. Sheldon becomes so stressed by the requirement to keep the secret, that he asks to stay overnight at Tam's house in order to avoid Mary. At Tam's house, Tam's mother cooks traditional Vietnamese food, which includes the use of fish sauce. After the sleepover, Sheldon pressures George to come clean to Mary. The missing $300 turns out to have been a fine that Meemaw had to pay for being caught behind the wheel while inebriated (even though Georgie was the driver). Because her secret was exposed, Meemaw gets back at George and tells Mary how George once relieved himself in the church's vegetable garden.
205 A Research Study and Czechoslovakian Wedding Pastries October 18, 2018 Jude Weng John suggests that Sheldon and Missy begin participating in a weekly twin study. Mary is concerned about possible effects on the children, but George likes the $300 that the study pays every week. Sheldon excels at the analytical tests, but has little patience for the tests of perceptiveness, while Missy is the opposite. She also suggests ways that her psychologist could make herself more attractive to her colleague. While monitoring the sessions, Mary learns that Missy feels a bit neglected, so she is given the choice of restaurant on the way home.
206 Seven Deadly Sins and a Small Carl Sagan October 25, 2018 Chris Koch Pastor Jeff wants to put on a Halloween Hell House to warn children and teenagers of the consequences of sin and puts Mary in charge. She enlists the help of Mr. Lundy, who then takes over the whole production. 
207 Carbon Dating and a Stuffed Raccoon November 1, 2018 Rebecca Asher George takes Sheldon to a lecture on carbon dating, which is also being attended by Paige. While waiting in a restaurant, he is separately approached by Paige's parents, whose marriage is precarious because of the demands of raising Paige. The children become bored by the lecture and wander into a closed area of the museum. Meanwhile, Meemaw is holding a garage sale, and becomes upset by the sight of John wearing her dead husband's jacket.
208 An 8-Bit Princess and a Flat Tire Genius November 8, 2018 Jaffar Mahmood Meemaw and Sheldon become addicted to video games. She even pulls him out of school so that he could play with her, since she had promised not to play without him. Meanwhile, Georgie takes a part-time job at Herschel Sparks' garage, where he displays a definite talent for tire repair.
209 Family Dynamics and a Red Fiero November 15, 2018 Alex Reid Sheldon takes a psychology class as his elective, and is told to observe family dynamics over the Thanksgiving weekend. He sees his parents argue over whether or not George should accept a higher-paying job coaching at the University of Tulsa, since his family does not want to leave Medford. Sheldon becomes unexpectedly emotional while reading his report to his class, and George rejects the offer.
210 A Stunted Childhood and a Can of Fancy Mixed Nuts December 6, 2018 Rebecca Asher Missy and Paige have a sleepover, during which Paige warns Sheldon that his excessively mature personality might cause him to be a social misfit and weirdo as an adult. In response, he tries to play practical jokes on various people. After finally succeeding with Missy, he becomes satisfied with his social progress. Meanwhile, John asks Meemaw to teach him how to drive a car. He fails to become proficient, but they then state their love for each other.
211 A Race of Superhumans and a Letter to Alf January 3, 2019 Jaffar Mahmood Sheldon tries to teach math to Missy using Socratic questioning and operant conditioning, causing her to punch him when he threatens to damage her doll unless she learns calculus. Georgie joins Mary's bible study group so that he can be close to Veronica. They get baptised together, but she punches him when he kisses her.
212 A Tummy Ache and a Whale of a Metaphor January 10, 2019 Mark Cendrowski Sheldon has to go to a hospital for several days to get his gall bladder removed. He is a difficult patient until he gets a roommate with a hole in his heart. All of his family (except for Georgie) misses him.
213 A Nuclear Reactor and a Boy Called Lovey January 17, 2019 Chris Koch Georgie is humiliated at school when he tries to win back Veronica, Mary insists that George tell her who his first crush was, Meemaw has to break up a shoving match between John and another scientist who was getting too friendly towards her, and Sheldon acquires a box of defective smoke detectors so that he can take out the Americium-241 and build a nuclear power plant for the neighborhood. Government agents in hazmat suits then arrive.
214 David, Goliath, and a Yoo-hoo from the Back January 31, 2019 Jaffar Mahmood Sheldon witnesses Georgie being bullied by Veronica's boyfriend, and strikes up a friendship with the bully that enables him to coerce services from Georgie. However, Sheldon brags about the relationship to an even bigger bully, which results in Sheldon being imprisoned in a locker overnight. Meanwhile, Missy steals Meemaw's makeup for school picture day, accuses Mary of being a killjoy, and has to spend the night with Meemaw. Meemaw then explains to her that Mary became a devout Christian because Missy almost died at birth, causing her to change her attitude towards her mother.
215 A Math Emergency and Perky Palms February 7, 2019 Jaffar Mahmood John gives Sheldon a 95% on a physics test, which Sheldon disputes. Eventually, John admits that Sheldon was right, and deserved a perfect score. Pastor Jeff becomes ill, and has Mary take over his duties, such as providing counseling to a pair of newlyweds, and visiting a shut in. The visit is difficult, but when Mary tries visiting him again, she discovers that he had died.
216 A Loaf of Bread and a Grand Old Flag February 21, 2019 Alex Reid Sheldon's favorite brand of bread tastes different, so he begins a campaign to advocate for tight government regulation of bakeries. During a TV interview, he says that communism might be the answer to the bread crisis, so the Cooper family is shunned by the town. Meanwhile, Veronica breaks up with her boyfriend, so she takes back Georgie in a Platonic relationship.
217 Albert Einstein and the Story of Another Mary March 7, 2019 Beth McCarthy-Miller Inspired by his hero, Albert Einstein, Sheldon tries his hand at the violin. Also, Mary and Meemaw secretly buy a pregnancy test when Mary thinks she's pregnant.
218 A Perfect Score and a Bunsen Burner Marshmallow April 4, 2019 Chris Koch Colleges begin to notice Sheldon after he gets a perfect score in his PSAT/NMSQT. To gain some experience in living at a college, he stays overnight with John. The experience is mostly enjoyable, but after he accidentally starts a fire in the kitchen, he is happy to return home. Mary is delighted, since she had been experiencing empty nest syndrome.
219 A Political Campaign and a Candy Land Cheater April 25, 2019 Jude Weng Annoyed that so many school funds go to football instead of the science classroom, Sheldon decides to run for class president. The campaign goes badly until Sheldon decides to fight dirty using information that Missy got from his opponent's younger sister; she's originally from New York. Sheldon uses Texas pride to win. However, Principal Peterson vetoes his use of an old version of the Pledge of Allegiance.
220 A Proposal and a Popsicle Stick Cross May 2, 2019 Jaffar Mahmood When Veronica has problems at home, the Coopers take her in for a few days, thrilling Georgie. She fits in well with all the family and Georgie's kindness make her actually start to have feelings for him. George steps in when her mother's boyfriend tries to take her home against her will. Meanwhile, John proposes to Connie after a year of dating, only to hear she never thought she'd marry again, upsetting him. Connie takes out a large newspaper ad proclaiming her love for him, winning him back.
221 A Broken Heart and a Crock Monster May 9, 2019 Alex Reid Pastor Jeff stays with the Coopers while he has marital problems, making things uncomfortable for Mary and George and bonding with Georgie over girl problems. When he finds his wife has left him, he considers leaving the church until he meets Robin, a female police officer. Sheldon and Missy get many donations for the church, while Connie takes Dr. Sturgis to the casino. He doesn't enjoy it very much and is put off by her attitude while losing, until she has a big win.
222 A Swedish Science Thing and the Equation for Toast May 16, 2019 Jaffar Mahmood Georgie uses his own money to pay for cable TV service, but will not allow his father to use it. In response, George presents Georgie with a bill for the services that he provides to Georgie. Sheldon invites the entire school to a listening party for the announcement of the Nobel Prize winners in Physics, which would come over a shortwave radio. Due to the time difference between Sweden and Texas, the announcement comes at five o'clock in the morning local time, so nobody attends Sheldon's party, except for his mother. After realizing that she only attended to show sympathy, not because of interest in the announcement, Sheldon excuses her. Although he helped Sheldon set up the shortwave radio, Dr. Sturgis does not attend Sheldon's party because the Nobel prize announcement triggers a depression within him as he realizes that his work will never be recognized with a Nobel prize. Sheldon begins to cry as the results are read out, believing he will ultimately remain friendless for the rest of his life, however the narration states that in this regard he was thankfully wrong.