The Rubber Duck inside an invention case.
|Is it seen right now?||Yes|
The Rubber Duck is a gadget of unknown purpose located in the Gadget Room. It was first seen on Mission 4 in an "invention case". In addition, it appeared in mission 9 where it was used as a flotation device and transport for the tracker installed on it. In mission 11, Rookie was in possession of the gadget where he attempted to active it (albeit with little success).
- It appears in the Fall Fair game Puffle Soaker.
- It makes a small appearance in Mission 11 inside the toolbox in the Gift Shop Owner's room.
- In the mission An Agent's Work is Never Done of the video game Club Penguin: Elite Penguin Force, Rookie tries to stop the Ultimate Proto-Bot 10000 with it.
- One appears in the Trash Compactor in the Death Star.
- A rubber duck appears on one of the PSA Missions terminal at the EPF Command Room.
- A rubber duck appears at the Cove in the Halloween Party 2013, Halloween Party 2014 and the Halloween Party 2015.
- There is a Rubber Ducky Pin.
- In Operation: Spy & Seek, the light on the rubber duck reads in morse code "I used to be a turn signal". There is a hidden reference to it in The Veggie Villain.