Season 3, Episode 13
Topics in the Season 3 finale include Karl's thoughts on the insect world; and Stephen's embarrassment when buying condoms. Also: entries from Karl's diary about cutting avocados, dating twins and visiting his parents.
Season 3, Episode 12
Topics include Ricky and Stephen watching soccer's World Cup while sharing a hotel bed; the problems of overzealous sports fans and cheating in sports; Ricky's childhood soccer tryout; and Karl's saliva production.
Season 3, Episode 11
Topics include Karl's thoughts on the importance of historic artifacts and how his book will be viewed in the future. Also: Karl ponders the meaning of popular wartime expressions and what life is like for a soldier's spouse.
Season 3, Episode 10
Topics include the laws of society and what Karl would do if he were in a position of authority. Also: Stephen asks Karl how he would have reacted had he been on the bus with Rosa Parks in Alabama in 1955.
Season 3, Episode 9
Topics include the origins of the universe and the evolution of creatures other than humans. Also: Karl discusses the downside of recycling; world travel; and restroom encounters.
Season 3, Episode 8
Topics include Karl's thoughts on medical advancements; sickness; and an idea for a machine that would enable physicians to feel their patients' pain.
Topics include Karl's views on capital punishment; Ricky's observance of the Ten Commandments; and how Karl would deal with a hostage situation.
Ricky, Stephen and Karl share their definitions of what it means to be an Englishman. Also: Karl explains why, if he wasn't English, he'd rather be Italian.
Karl describes a typical day in his life, which includes spending time alone working on do-it-yourself projects.
Season 3, Episode 4
Topics include Room 102, based on George Orwell's Room 101 from "1984"; an idea for stopping overweight people from eating late-night snacks; and what Karl would take to a desert island.
Topics include Karl's recollection of his older brother's time in the military and his admiration for his neatly made bed. Also: An exploration of Karl's acts of bravery spotlights the day he saved a pie from a bank robber.
Topics include Karl's thoughts on wills and suggestion of marriage as a tax shelter. Also: Stephen recalls a costume from his childhood; Karl pitches an idea for charitable pursuits.
Topics for the third-season premiere include Karl's theory on museum collections; an invention for a mug coaster; and a fashion-trend disappointment. Also: Karl's movie idea about a man whose brain is transplanted into Tom Cruise's body.