: The episode is available to rent or buy via DirecTV devices . The Contractual Obligation Implementation - IMDb

The episode features three primary storylines involving the main cast:

: Leonard, Sheldon, and Howard are contractually obligated to serve on a university committee to encourage young women to pursue careers in science. They visit Howard's old middle school to give a presentation, which results in a series of awkward and disastrous attempts to connect with the students.

Watch Www Xrysoi Se The Big Bang Theory -s06e18... Apr 2026

: The episode is available to rent or buy via DirecTV devices . The Contractual Obligation Implementation - IMDb

The episode features three primary storylines involving the main cast:

: Leonard, Sheldon, and Howard are contractually obligated to serve on a university committee to encourage young women to pursue careers in science. They visit Howard's old middle school to give a presentation, which results in a series of awkward and disastrous attempts to connect with the students.