School Calendar 2025-2026

 
- Holiday
 
- Break
 
- Event
 
- Start/End Semester
July 2025
M T W T F S S
1 2 3 4 5 6
7 8 9 10 11 12 13
14 15 16 17 18 19 20
21 22 23 24 25 26 27
28 29 30 31
August 2025
M T W T F S S
1 2 3
4 5 6 7 8 9 10
11 12 13 14 15 16 17
18 19

1

20

2

21

3

22

4

23 24
25

5

26

6

27

7

28

8

29

1

30 31
  • 18New Family Orientation
  • 19Classes Start
  • 27Not Back to School Evening
September 2025
M T W T F S S
1

2

2

3

3

4

4

5

5

6

6 7
8

7.1

9

7.2

10

8

11

1

12

2

13 14
15

3

16

4

17

5

18

6

19

7

20 21
22

8

23

1

24

2

25 26 27 28
29

3

30

4

  • 1-6WWW
  • 8Listening Conferences (PM)
  • 9Listening Conferences (AM)
  • 15CCA1 Begins
  • 16DP1/DP2 Parents Evening
  • 20PTG ISU Community Fun Fair
  • 25-27PD Days
  • 29-30Fall MAP Testing
October 2025
M T W T F S S
1

5

2

6

3

7

4 5
6

8

7

1

8

2

9

3

10

4

11 12
13 14 15 16 17 18 19
20

5

21

6

22

7

23

8

24

1

25 26
27

2

28

3

29

4

30

5

31

6

  • 1-2Fall MAP Testing (Make Ups)
  • 6Early Closure Day for PD
  • 9TEDx Youth Event @ISU
  • 13-18Autumn Break
  • 22PSAT (TBD)
  • 25-27Global University Fair
  • 29End of First Quarter (45 days)
  • Oct 31-Nov 2ACAMIS VB
November 2025
M T W T F S S
1 2
3

7

4

8

5

1

6

2

7

3

8 9
10

4

11

5

12

6

13

7

14 15 16
17

8

18

1

19

2

20

3

21 22 23
24

4

25

5

26 27

6

28

7

29 30
  • Oct 31-Nov 2ACAMIS VB
  • 3-7CGC Week
  • 4International Food Night
  • 7Progress Reports
  • 7-8EAISAC HS VB @ NIS
  • 8SAT Exams
  • 13CCA1 Ends
  • 133 Way Conferences (PM)
  • 14-16EAISAC MS FT @FIS
  • 143 Way Conferences (Day)
  • 19-20Winter Concert Series
  • 20Annual General Meeting
  • 21Chinggis Khan's Birthday (tentative)
  • 22-23ACAMIS Robotics APAC Tournament
  • 24-25Winter Concert Series
  • 26Republic Day
  • 27-28Winter Concert Series
December 2025
M T W T F S S
1

8

2

1

3

2

4

3

5

4

6 7
8

5

9

6

10

7

11

8

12

1

13 14
15

2

16

3

17

4

18

5

19

6

20 21
22 23 24 25 26 27 28
29 30 31
  • 1CCA2 Begins
  • 6SAT Exams
  • 11-12Secondary Production
  • 19Students dismissed at noon
  • Dec 22-Jan 9Winter Break
  • 29Independence Day
  • Dec 22-Jan 9Winter Break
  • 10Official VEX Event - Qualifier for ACAMIS Nationals (Tentative)
  • 12Welcome back
  • 23S1 Reports Issued
  • 23End of First Semester (90 days)
  • 29G5 PYP Exhibition Retreat Parent Info Session
  • Jan 30-Feb 1EAISAC Festival of Arts @ISB
January 2026
M T W T F S S
1 2 3 4
5 6 7 8 9 10 11
12

7

13

8

14

1

15

2

16

3

17 18
19

4

20

5

21

6

22

7

23

8

24 25
26

1

27

2

28

3

29

4

30

5

31
  • Jan 30-Feb 1EAISAC Festival of Arts @ISB
  • 2S2 New Family Orientation
  • 4-9EAISAC HS BB @FIS
  • 12CCA2 Ends
  • 123Way Conferences (PM)
  • 133 Way Conferences (Day)
  • 18-20Tsagaan Sar (Lunar New Year)Tentative (floating days in lieu)
  • 21-22Official VEX Event - Northern Region (Tentative)
  • 25-26DP2 Mock Exams
  • 25-27G5 PYP Exhibition Retreat
  • 27-28EAISAC MS VB @ISU
February 2026
M T W T F S S
1
2

6

3

7

4

8

5

1

6

2

7 8
9

3

10

4

11

5

12

6

13 14 15
16

7

17

8

18 19 20 21 22
23

1

24

2

25

3

26

4

27

5

28
  • 2-6DP2 Mock Exams
  • 7-8ACAMIS Finals (Tentative)
  • 8Women's Day
  • 9CCA3 Begins
  • 14SAT Exams
  • 17MYP PP
  • 17PYPx (Day)
  • 17DP Visual Arts Exhibition
  • 17G10 Parent DP Info Evening
  • 17TOK Exhibitions
  • 24HS Careers Day
  • 30-31Spring MAP Testing
March 2026
M T W T F S S
1
2

6

3

7

4

8

5

1

6

2

7 8
9

3

10

4

11

5

12

6

13

7

14 15
16

8

17

1

18

2

19

3

20

4

21 22
23

5

24

6

25

7

26

8

27

1

28 29
30

2

31

3

  • 1End of Third Quarter (45 days)
  • 1Spring MAP Testing (Make Ups)
  • 6-10Spring Break
  • 15-19ACAMIS Badminton Division 3 @ISU
  • 17G12 Goodbye Assembly
  • 22Earth Day
  • 24-25EAISAC HS FB @ISB
  • 24Early Closure Day for PD
  • 27DP2 Exams Begin
  • 30G3 & 4 Camp Parent Info Session
  • 30Piano Recital
April 2026
M T W T F S S
1

4

2

5

3

6

4 5
6 7 8 9 10 11 12
13

7

14

8

15

1

16

2

17

3

18 19
20

4

21

5

22

6

23

7

24

8

25 26
27

1

28

2

29

3

30

4

  • 2SAT Exams
  • 7-8PS Spring Concert
  • 7CCA3 Ends
  • 8-10EAISAC MS BB @NIS
  • 13-15G3 & G4 Camp
  • 16Run4Water
  • 20DP2 Exams End
  • 21Celebration of Learning & Creativity
  • 22Athletic Celebration
  • 23HS Prom
  • 27Graduation
  • 29Buddha's Birthday (floating day in lieu) Tentative
May 2026
M T W T F S S
1

5

2 3
4

6

5

7

6

8

7

1

8

2

9 10
11

3

12

4

13

5

14

6

15

7

16 17
18

8

19

1

20

2

21 22

3

23 24
25

4

26

5

27

6

28

7

29 30 31
  • 1Children's Day
  • 2-5DP1 Exams
  • 5-6EAISAC MS Jamboree
  • 6SAT Exams
  • 11Field Day
  • 12S2 Report Card Issued
  • 12End of Second Semester (90 days)-Noon Dismissal
June 2026
M T W T F S S
1 2

8

3

1

4

2

5

3

6 7
8

4

9

5

10

6

11

7

12

8

13 14
15 16 17 18 19 20 21
22 23 24 25 26 27 28
29 30