"Training Wheels and an Unleashed Chicken"

On Young Sheldon Season 4 Episode 3, Sheldon is determined to ride his bike without training wheels, while Mary and George Sr. argue over parenting styles.

"A Docent, a Little Lady and a Bouncer Named Dalton"

On Young Sheldon Season 4 Episode 2, Sheldon gets a summer job at the local train museum, while George and Missy bond when she embarks on a new stage of womanhood.

"Graduation"

On Young Sheldon Season 4 Episode 1, after graduating high school, Sheldon has a breakdown when he realizes he may not be ready for college.

"A Secret Letter and a Lowly Disc of Processed Meat"

On Young Sheldon Season 3 Episode 21, Sheldon learns that Mary's been keeping a secret about his future and Meemaw is furious that Dale fired Georgie.

"A Baby Tooth and the Egyptian God of Knowledge"

On Young Sheldon Season 3 Episode 20, Sheldon has a scientific breakthrough at the dentist's office and Georgie makes a big mistake when he's in charge of the store.

"A House for Sale and Serious Woman Stuff"

On Young Sheldon Season 3 Episode 19, when Sheldon learns the house next door is for sale, he takes it upon himself to find the perfect neighbors.

Staying With the Coopers - Young Sheldon
"A Couple Bruised Ribs and a Cereal Box Ghost Detector"

On Young Sheldon Season 3 Episode 18, when George Sr. accidentally lands the school librarian in the hospital, the Cooper family must nurse her back to health.

"An Academic Crime and a More Romantic Taco Bell"

On Young Sheldon Season 3 Episode 17, Dr. Sturgis is furious when Sheldon accuses him of plagiarism and Mary tries to find a "girl trophy" for Missy.

"Pasadena"

On Young Sheldon Season 3 Episode 16, Sheldon visits CalTech for the very first time and when Missy gets jealous, Meemaw tries to cheer her up.

"A Boyfriend's Ex-Wife and a Good Luck Head Rub"

On Young Sheldon Season 3 Episode 15, Meemaw meets Dale's ex-wife, June, while Sheldon is forced to work on a group project with reluctant college students.