The agents go to Negative Town to track a villain. Tiny Dancer is using her wand to force people to dance and Otis and Olympia need to find out where she will hit next. They know she works in a pattern and she has hit houses -5 and -10. Can they solve the pattern and find out where she will go next? Then, Oona must pass her lab director's test or risk getting kicked off Odd Squad! Oona must pass her lab director’s test or risk getting kicked off Odd Squad. Otis helps a worried Oona prepare for her test as they use addition and subtraction to combine various gadgets together. You can do it Oona!

Originally released by PBS, 2017. Streaming video file encoded with permission for digital streaming by Infobase on March 15, 2022.