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Community Calendar
For quick access to important dates, print the Quick Reference Calendar.
ISI maintains calendars that provide general guidelines for future academic years. Dates are subject to change.
Sunday
Monday
Tuesday
Wednesday
Thursday
Friday
Saturday
Sunday, April 27
Monday, April 28
Tuesday, April 29
Wednesday, April 30
Thursday, May 1
Friday, May 2
Saturday, May 3
Sunday, May 4
Monday, May 5
Tuesday, May 6
Wednesday, May 7
Thursday, May 8
Friday, May 9
Saturday, May 10
Sunday, May 11
Monday, May 12
Tuesday, May 13
Wednesday, May 14
Thursday, May 15
Friday, May 16
Grade 11 Collaborative Sciences Project Day (Group 4 Project)
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Taurel Building Science Laboratories
Saturday, May 17
Sunday, May 18
Monday, May 19
Tuesday, May 20
Wednesday, May 21
Thursday, May 22
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Upper School Grades 10 & 11 Voluntary AP Exam: Chinese Language & Culture
All Day
Taurel Building
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Class of 2025 Graduation Rehearsal and Class Picture
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The Tobias Theater at Newfields
Friday, May 23
Saturday, May 24
Sunday, May 25
Monday, May 26
Tuesday, May 27
Wednesday, May 28
Thursday, May 29
Friday, May 30
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Last Day of School (Noon Dismissal) & Lower School End of Year Celebration
Chen Building
Saturday, May 31