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A High-Pitched Buzz and Training Wheels After Sheldon dismantles the refrigerator to stop an annoying hum, he gets a paper route to pay for the repairs.
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A Rival Prodigy and Sir Isaac Neutron 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.
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A Crisis of Faith and Octopus Aliens When Mary’s faith is shaken by a tragedy in the community, Sheldon becomes an unlikely ally.
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A Financial Secret and Fish Sauce When George Sr. asks Sheldon to keep a secret from Mary, the stress of not being honest drives Sheldon to hideout at Tam’s for his first sleepover.
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A Research Study and Czechoslovakian Wedding Pastries When Dr. Sturgis recommends Sheldon and Missy for a university research study on twins, Mary is unhappy when the test results go to Sheldon's head.
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Seven Deadly Sins and a Small Carl Sagan Mary clashes with Sheldon's drama teacher over plans for a Halloween fundraiser for the church. Georgie falls for a rebellious teenage girl whom Sheldon is tutoring.
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Carbon Dating and a Stuffed Raccoon 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.
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An 8-Bit Princess and a Flat Tire Genius A video game takes over Sheldon and Connie’s life. George Sr. is jealous when Georgie bonds with Herschel at the auto shop.
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Family Dynamics and a Red Fiero Sheldon studies his family for a psychology project. Thanksgiving dinner turns into a family fight when George Sr. is offered a job in Oklahoma.
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A Stunted Childhood and a Can of Fancy Mixed Nuts When Sheldon learns that people with stunted childhoods can turn into social outcasts, he tries to act. Connie and Dr. Sturgis' relationship is tested when she teaches him how to drive.
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A Race of Superhumans and a Letter to Alf Sheldon experiments on Missy, and Georgie joins Mary’s bible study to spend more time with his crush, Veronica.
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A Tummy Ache and a Whale of a Metaphor 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.
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A Nuclear Reactor and a Boy Called Lovely Sheldon attempts to build a nuclear reactor. Also, a university cocktail party gets heated when Dr. Sturgis’ colleague, Dr. Linkletter, flirts with Connie, and Georgie is heartbroken when he learns Veronica has a boyfriend.
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David, Goliath and a Yoo-hoo from the Back Sheldon uses his new friendship with the school bully to boss Georgie around. Also, Missy steals Connie's makeup for picture day.
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A Math Emergency and Perky Palms 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.
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A Loaf of Bread and a Grand Old Flag 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.
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Albert Einstein and the Story of Another Mary Inspired by his hero, Albert Einstein, Sheldon tries his hand at the violin. Also, Mary and Connie secretly buy a pregnancy test when Mary thinks she's pregnant
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A Perfect Score and a Bunsen Burner Marshmallow Sheldon moves in with Dr. Sturgis for the weekend to see what his life will be like in college. Also, a lonely Mary tries to bond with the other Coopers during Sheldon's absence.
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A Political Campaign and a Candy Land Cheater Unhappy that school funds are going towards football rather than academics, Sheldon decides to run for class president.
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A Proposal and a Popsicle Stick Cross Georgie is thrilled when Veronica stays at the Coopers' house for a few days. Also, Connie and Dr. Sturgis celebrate their one-year anniversary.
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A Broken Heart and a Crock Monster 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.
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A Swedish Science Thing and the Equation for Toast 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.