Audio credits
Clair de lune — Claude Debussy
Performed by Laurens Goedhart (2011).
Moonlight Sonata, I — Ludwig van Beethoven
Performed by Paul Pitman for Musopen.
Recording · Public domain
Sound effects
Original synthesized sounds made for this site.
Both compositions are public domain. Recordings use Wikimedia’s MP3 versions, looped without musical edits.