Emma

 is a limited-time building that was released on May 4, 2021, as part of Act 4 of the Rise of the Robots 2021 Event. It was the first prize to be won in the event's Act 4.

About
 is a robot that controls standardized tests at the National Testing Center.

Regular
Skinner
 * Process School Test Scores - 3h

Event Quest Based
Bart Lisa Professor Frink
 * Laugh at the Word "Dongle" - 4h
 * Try to Get Bart to Stop Laughing at "Dongle" - 4h
 * Put His Plan Into Action - 4h

Trivia

 * Only one can be obtained.
 * It can be placed on grass, pavement, dirt, krustyland road, boardwalk, pier, edge of boardwalk, or edge of pier.