Otis, Olympia, Oona and Ms. O face the devious double-agent, in a fight to save Odd Squad Headquarters. There is a black hole that will swallow every Odd Squad Agent if they don't find the right numbered gadget to stop it all. Working together, the team uses their knowledge of patterns, problem-solving and numbers to save Odd Squad and the world.   The Odd Squad show aims at problem solving and thinking and includes building procedural fluency as well as building conceptual understanding. The show uses creativity and imagination to foster inquiry and math-talk.