|"The Master Builders"|
|Number in season:||2|
|Original Airdate:|| October 24, 2017|
June 3, 2020 (Part 1) and June 4, 2020 (Part 2)
|Written by:||Peter K. Hirsch|
|Storyboard by:||Gerry Capelle|
"Brain and the Time Capsule"
"Francine & the Soccer Spy"
Buster struggles to build a birdhouse that will save the community garden from pests, while Muffy and Francine design a cat toy that they think will really change the pet toy game.
- It is revealed in this episode that Catherine attends a Career and Technical Education high school, and uses the school's 3D printer.
- This is the first episode where Fritz has a major role since "Buster's Garden of Grief."
- In the beginning of the episode, Muffy is wearing the same outfit that she wore when she was a news reporter in "Maria Speaks."
- At the beginning of the second part, Fritz is depicted to be like "Absolem" from Lewis Carrol's book Alice's Adventures in Wonderland. Instead of smoking a hookah, he is blowing bubbles.
- Transcript: The Master Builders, Parts 1 & 2. TVOKids. Archived from the original on November 13, 2020.
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