Young Sheldon

In the season three premiere, Mary (ZOE PERRY) worries about Sheldon's mental health, after Dr. Sturgis experiences a nervous breakdown.

Without Dr. Sturgis's university class, Sheldon must find a new way to stay academically challenged. Also, Mary helps Pastor Jeff (MATT HOBBY) avoid temptation with his girlfriend.

Sheldon takes matters into his own hands when Meemaw refuses to drive him to a lecture with Dr. Linkletter. Also, Georgie tries to impress Veronica with his new business venture.

Sheldon takes a break from science when his obsession with The Lord of the Rings leads to an unhealthy habit; meanwhile, Missy asks her dad to teach her how to play catch.

After being released from the mental hospital, Dr. Sturgis (recurring guest star WALLACE SHAWN) unexpectedly breaks up with Meemaw.

A church carnival leads Missy to try out for the baseball team. Meanwhile, Meemaw struggles after her breakup with Dr. Sturgis. CRAIG T. NELSON guest stars.

Sheldon starts the first internet flame war, and Missy stands up to the boys on her baseball team. Meanwhile, Meemaw is unhappy when George spends time with her new boyfriend.

The University tries to recruit Sheldon by making George a lucrative job offer. Meanwhile, Georgie gets a job working for Meemaw's new boyfriend.

Mary gets Pastor Jeff involved when Sheldon isn't invited to Billy's birthday party. George, meanwhile, has "male-bonding time" with Dr. Sturgis.

Sheldon fakes being sick to avoid a swim test at school. Meanwhile, Dr. Sturgis spies on Meemaw's new boyfriend.

George and Meemaw 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, by shoplifting. Then George Sr. is furious when Georgie tries to buy his way out of chores.

George and Georgie go camping with Meemaw's new boyfriend, Dale (CRAIG T. NELSON), but things get more complicated when her ex-boyfriend, Dr. Sturgis, also tags along.

Sheldon and Georgie bond over a money-making opportunity when they mine for platinum in roadside gravel. Also, Missy misuses religion to help with a batting slump.

Meemaw meets Dale's ex-wife (played by special guest star REBA McENTIRE), while 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 Meemaw tries to cheer up a jealous Missy.

Dr. Sturgis is furious when Sheldon accuses him of plagiarism. And Georgie has an awkward run-in with Veronica while on a date with his new girlfriend, Jana (guest star AVA ALLAN).

When George Sr. accidentally lands the school librarian, Ms. Hutchins (SARAH BAKER), in the hospital, the Cooper family must nurse her back to health.

When Sheldon learns the house next door is for sale, he takes it upon himself to find the perfect neighbors. And Missy is forced to pitch against her boyfriend.

Sheldon has a scientific breakthrough at the dentist's office. Also, Dale and Meemaw go to the casino, leaving Georgie in charge of Dale's store.

In the season three finale, Sheldon discovers that Mary's been keeping a secret about his future. Also, Meemaw is furious when she learns that Dale fired Georgie.