Events

May 1 Thu
- Field Trip - Mindful Movement 8:45 AM – 1:15 PM (Nature's Trail Yoga/Lake Katherine/Swallow Cliff )
  School Event Calendar
- Field Trip - PE 8:45 AM – 2 PM (The Forge)
  School Event Calendar
- Field Trip - Student Services/CTE 9:30 AM – 1:30 PM (Moraine Valley)
  School Event Calendar
- Arabic Honor Society Induction 5:30 PM – 6:30 PM
  School Event Calendar
May 2 Fri
- Half Day - In-Service Schedule C
  School Event Calendar
- Prom 7 PM – 11 PM (The Odyssey Venue, 19110 S Ridgeland Ave, Tinley Park, IL 60477, USA)
  School Event Calendar
May 5 Mon
- AP Testing
  School Event Calendar
- Staff Appreciation Week 5/5/2025 – 5/9/2025
  School Event Calendar
- AP Biology 7:30 AM – 8 AM
  School Event Calendar
- AP Microeconomics 11:30 AM – 12 PM
  School Event Calendar
May 6 Tue
- AP Testing
  School Event Calendar
- Staff Appreciation Week 5/5/2025 – 5/9/2025
  School Event Calendar
- AP Chemistry & AP Human Geography 7:30 AM – 8 AM
  School Event Calendar
- AP Government & Politics 11:30 AM – 12 PM
  School Event Calendar
May 7 Wed
- Bell Schedule B Late Start
  School Event Calendar
- AP Testing
  School Event Calendar
- Staff Appreciation Week 5/5/2025 – 5/9/2025
  School Event Calendar
- AP Literature & Composition 7:30 AM – 8 AM
  School Event Calendar
- AP Computer Science A 11:30 AM – 12 PM
  School Event Calendar
- Committee of the Whole Meeting 6:30 PM – 8:30 PM
  School Event Calendar
May 8 Thu
- AP Testing
  School Event Calendar
- Staff Appreciation Week 5/5/2025 – 5/9/2025
  School Event Calendar
- AP Statistics 7:30 AM – 8 AM
  School Event Calendar
- PRIDE Assembly 10 AM – 11 AM
  School Event Calendar
- AP World History 11:30 AM – 3 PM
  School Event Calendar
May 9 Fri
- AP Testing
  School Event Calendar
- Staff Appreciation Week 5/5/2025 – 5/9/2025
  School Event Calendar
- AP US History 7:30 AM – 8 AM
  School Event Calendar
- AP Macroeconomics 11:30 AM – 12 PM
  School Event Calendar
- OLHMS Band Concert 7 PM – 9 PM (OLCHS Performing Arts Center)
  School Event Calendar
May 10 Sat
- Saturday Detention (Student Cafeteria) 8:30 AM – 12 PM
  School Event Calendar
- Spring POPS/Art Show 12 PM – 6 PM
  School Event Calendar
- Fire Buddies Field Day 1 PM – 3 PM
  School Event Calendar
May 12 Mon
- AP Testing
  School Event Calendar
- AP Calculus AB 7:30 AM – 8 AM
  School Event Calendar
- Senior Activities Awards Night 7 PM – 8 PM
  School Event Calendar
May 13 Tue
- AP Testing
  School Event Calendar
- Music Awards BBQ 4 PM – 8 PM
  School Event Calendar
May 14 Wed
- Bell Schedule B Late Start
  School Event Calendar
- AP Testing
  School Event Calendar
- Seniors Last Day
  School Event Calendar
- AP English Language & Composition 7:30 AM – 8 AM
  School Event Calendar
- Spring Sports Awards 7 PM – 8 PM
  School Event Calendar
May 15 Thu
- AP Testing
  School Event Calendar
- AP Spanish 7:30 AM – 8 AM
  School Event Calendar
- AP Computer Science Principles 11:30 AM – 12 PM
  School Event Calendar
- Union Pizza Party 3 PM – 4 PM (Jr/Sr Lounge)
  School Event Calendar
- Spring Voice 7 PM – 8 PM
  School Event Calendar
May 16 Fri
- AP Testing
  School Event Calendar
- AP Physics 1 7:30 AM – 8 AM
  School Event Calendar
- AP Psychology 11:30 AM – 12 PM
  School Event Calendar
May 17 Sat
- Saturday Detention (Student Cafeteria) 8:30 AM – 12 PM
  School Event Calendar
- Grad Nite: Great America 5/17/2025, 7 PM – 5/18/2025, 6 AM
  School Event Calendar
May 18 Sun
- Grad Nite: Great America 5/17/2025, 7 PM – 5/18/2025, 6 AM
  School Event Calendar
May 19 Mon
- Senior Honors Night 7 PM – 8 PM
  School Event Calendar
May 21 Wed
- Final Exams
  School Event Calendar
- Graduation Practice 11:30 AM – 12:30 PM
  School Event Calendar
- PTSA Meeting 5:45 PM – 6:45 PM
  School Event Calendar
- Board of Education Meeting 7 PM – 9 PM
  School Event Calendar
- Booster Club Meeting - Room 113 7 PM – 8 PM
  School Event Calendar
May 22 Thu
- Final Exams
  School Event Calendar
- Class of 2025 Graduation 7 PM – 9 PM
  School Event Calendar
May 23 Fri
- Final Exams
  School Event Calendar
- Last Day of School
  School Event Calendar
May 26 Mon
- No School - Memorial Day
  School Event Calendar
May 27 Tue
- Emergency Day
  School Event Calendar
- Quarter 4/Semester 2 Grades Due by 3:00pm
  School Event Calendar
- Saturday Detention (Student Cafeteria) 8:30 AM – 12 PM
  School Event Calendar
May 28 Wed
- Emergency Day
  School Event Calendar
May 29 Thu
- Emergency Day
  School Event Calendar
May 30 Fri
- Emergency Day
  School Event Calendar

Events in May 2025
Su	Mo	Tu	We	Th	Fr	Sa
		2 events ••	3 events •••	4 events •••	2 events ••
	4 events •••	4 events •••	6 events •••	5 events •••	5 events •••	3 events •••
	3 events •••	2 events ••	5 events •••	5 events •••	3 events •••	2 events ••
One event •	One event •		5 events •••	2 events ••	2 events ••
	One event •	3 events •••	One event •	One event •	One event •