« All Events This event has passed. Event Series Event Series: Sinfonia Retreat at Lake Washington High School Sinfonia Retreat at Lake Washington High School October 16, 2021 @ 12:30 pm - 3:30 pm « Percussion Ensemble Retreat at Lake WA High School Rehearsal #4 » Add to calendar Google Calendar iCalendar Outlook 365 Outlook Live Details Date: October 16, 2021 Time: 12:30 pm - 3:30 pm Series: Sinfonia Retreat at Lake Washington High School Event Category: Sinfonia Related Events Fall Quarter Tuition Due September 15 2025–2026 Parents’ Meeting September 15 @ 6:00 pm - 8:00 pm Fall Rehearsal #1 September 22