Sheldon asks for a computer and unknowingly sparks a heated argument between Mary and George Sr. over the family’s finances.

Sheldon makes friends with an upperclassman who introduces him to a new field of science. Also, Mary and George disagree on how to handle Sheldon's blossoming social life.

Sheldon is bullied by an unlikely character, and Mary and George disagree on how to handle the situation.

While Sheldon is busy keeping tabs on Connie’s budding relationship with Dr. Sturgis, George Sr. and Mary attempt to bond with their other children.

When Dr. Sturgis bonds with Paige, another 10-year-old genius, Sheldon’s jealousy leads Connie to intervene. Mary invites Paige’s family over for a play date.

Sheldon gets into trouble with fellow child genius, Paige at the science museum. George is forced to play therapist to Paige’s bickering parents. Mary, Georgie and Missy help Connie with a garage sale.

A video game takes over Sheldon and Connie’s life. George Sr. is jealous when Georgie bonds with Herschel at the auto shop.

When Sheldon has to spend a few days in the hospital, he turns into the world’s worst patient. Also, Missy gets a taste of what life would be like without her twin.

Sheldon uses his new friendship with the school bully to boss Georgie around. Also, Missy steals Connie's makeup for picture day.

Sheldon and Dr. Sturgis have their first fight when Dr. Sturgis marks a question wrong on Sheldon's test. Also, Mary takes over for Pastor Jeff when he's out sick.

Things spiral out of control when Sheldon boycotts his favorite bread company. Also, Georgie offers Veronica a shoulder to cry on when she's dumped by her boyfriend.

Georgie is thrilled when Veronica stays at the Coopers' house for a few days. Also, Connie and Dr. Sturgis celebrate their one-year anniversary.

The Coopers help Pastor Jeff through a rough patch in his marriage. Also, Sheldon pressures church members for donations when Mary takes him to work for a day.

Sheldon invites the entire school to a party for the Nobel Prize announcements. Also, Connie learns more about Dr. Sturgis' past, and Georgie's desire for cable TV leads to a standoff between him and George Sr.

Without Dr. Sturgis’ university class, Sheldon must find a new way to stay academically challenged. Also, Mary helps Pastor Jeff avoid temptation with his girlfriend.

After being released from the mental hospital, Dr. Sturgis unexpectedly breaks up with Connie.

Sheldon starts an internet flame war, and Missy stands up to the boys on her baseball team. Also, Connie is unhappy when George Sr. spends time with her new boyfriend.

George Sr. and Connie struggle to manage the Cooper household while Mary plans Pastor Jeff’s wedding.

Sheldon learns to listen when an emotional Paige struggles with her parents’ divorce. George Sr. is furious when Georgie tries to buy his way out of chores.

Sheldon and Georgie mine for platinum in roadside gravel. Mary is concerned when Missy misuses religion to help with a batting slump.

Connie meets Dale’s ex-wife, June. Sheldon is forced to work on a group project with reluctant college students.

Sheldon visits CalTech for the very first time. Also, Georgie is furious when Mary listens in on a phone call with his girlfriend, and Connie tries to cheer up a jealous Missy.

Dr. Sturgis is furious when Sheldon accuses him of plagiarism. Also, Mary sets out to find a “girl trophy” for Missy’s end-of-season baseball ceremony, and Georgie has an awkward run-in with Veronica while on a date with his new girlfriend, Jana.

When Sheldon learns the house next door is for sale, he takes it upon himself to find the perfect neighbors. Missy is torn when she’s forced to pitch against her boyfriend at the baseball game.

Sheldon discovers that Mary's been keeping a secret about his future. Also, Connie is furious when she learns Dale fired Georgie.

After graduating high school, Sheldon has a breakdown when he realizes he may not be ready for college. Dale tries to make amends with Connie.

When their mothers force them to attend Vacation Bible School. Also, George is furious after Georgie makes a questionable purchase.

Dr. Linkletter pushes Sheldon to make friends with his fellow students at college. Also, Georgie gets a pager.

Sheldon refuses to ride in a car after getting into an accident with Connie. Also, Missy uses their trauma to her advantage at school and Connie is forced to take the church shuttle while her car is in the shop.

Sheldon is caught in a moral dilemma when offered a bootleg copy of a computer game he can't afford. Also, Mary and Connie take Brenda out for girls' night while George Sr. and the guys watch Billy, and Missy asks Georgie to take her and Marcus on a secret date.

The Coopers discuss the possibilities of black holes and alternate universes when Dr. Sturgis comes over for dinner.