The series is set in Zapieck, a fictional town near Łeba. This is where twins Jacek and Placek are born. As the boys grow up, they cause trouble for their mother, the mayor, and other residents of their hometown. Soon after, they run away from the town in search of a land of lazy people. On the way, they decide to steal the moon.
Three teams of five children between 8-10 years of age enter the Quizone game in every episode. The teams, each from a different town, compete in mental and physical challenges to earn the highest possible score. The teams must research answers to difficult trivia questions under time pressure while their chosen runners race against each other in the Quizone obstacle course under the watchful eye of referee Jamie Darling. Game On!
Tee and Mo follows the adventures of a fun-loving three-year-old monkey, Tee, and first-time super-mum, Mo, as they navigate the swings and roundabouts of life together, learning what it takes to be a son and a mum.