Finding short films on major streaming platforms can be difficult, but you can often find them on niche or filmmaker-focused sites: production details, cast, and trailers Classes Vertes
Sites like Unifrance or the Clermont-Ferrand Short Film Festival archives often provide information on where historical shorts are currently licensed or hosted. Classes Vertes -2009- - Short Film Watch Online
* Alexis Van Stratum. * Writers. Marie Enthoven. Alexis Van Stratum. * Martin De Myttenaere. Catherine Salée. Marceau Henrard. Classes vertes (Short 2009) - Release info - IMDb Finding short films on major streaming platforms can
Since the film is in French, non-French speakers need subtitles. When you find a copy: Marie Enthoven
If you are looking to watch this online, your best bet is to search specifically on Vimeo or the UniFrance short film catalogue. These platforms are dedicated to preserving and distributing French cultural content that mainstream services ignore.