FIRST SEMESTER 

01.09.2025 - 24.12.2025

MONTH

DATE

EVENT

September

1st September 2025 (Monday)

3rd September 2025

5rd September 2025

8th September 2025 

13th September 2025 

21st September 2025

22-28 September 2025

26th September 2025

26th September 2025

26th September 2025 

25th September -20th October  (TBC)

First Day of School – Open House

Parents’ Orientation Session (Primary school and Secondary School)

Back-to-School Backpack Drive

UN International Literacy Day

A Level student and parent induction / A Level Mindset Day

UN International Peace Day

Banned Books Week

IGCSE Graduation / AS Parent Induction 

European Day of Languages

Dog Shelter Support Drive

eTwinning Weeks Campaign

October

1st-23rd October 2025

1st-31st October 2025

1st October 2025 

5th October 2025 

6th - 10th October 2025

13th - 26th October 2025 

COBIS Poetry Competition

Internet Safety Month

International Music Day

UN World Teachers’ Day

World AI (Artificial Intelligence) Week

EU Code Week

14th of October 2025  (Tuesday)  Chisinau City Day

16th October 2025 (TBC)

16th October 2025 

19th October 2025

20th-24th October 2025 (TBC)

20th-24th October 2025 

20th-25th October 2025 

22nd-23rd October 2025 

Black Sea Schools Higher Education Fair

World Food Day

World Values Day

World Education Week T4

STEAM Autumn Fest 

Media Literacy Week

Teacher-Parents Conferences 

Autumn Break: 27.10.2025 - 02.11.2025 (7 days)                   

November

5th  November 2025

7th  November 2025

10th November 2025

13th November 2025

14th-16th November 2025

17th-21th November 2025

19th-23th November 2025

21st November 2025

24th - 28th November 2025

27th November 2025

COBIS Art Competition

Dog Shelter Support Drive

Spelling Bee

World Kindness Day

COBIS Student Leadership Weekend

International Education Week

Lower Secondary Checkpoint Mock Exams I

Best in English International Language Competition

Maths week

Thanksgiving Food Drive

December

1-5 December 2025

5-7 December 2025

10th December 2025

10th-19th December 2025

12th December 2025

12th  December 2025

15th-19th December 2025

17th December 2025

18th December 2025

19th December 2025

History Week

COBIS Virtual Debates Competition

Human Rights Day

Christmas Charity Drive 

Christmas Jumper Day

School Charity Fair/ Christmas Bake Sale

Traditional Christmas Songs Festival

Winter Ball (Lower Secondary)

Heritage Christmas Programme (Primary)

Winter Ball (Upper Secondary)

    Winter break: 25.12.2025 - 08.01.2026 (15 days)

SECOND SEMESTER 

09.01.2026 - 29.05.2026

January

9th January 2026

12th - 16th January 2026

15th January 2026

16th January 2026

19th - 23th January 2026

23rd January 2026

27 January 2026

29 January 2026

29th January - 1st February 2026

Resumption for the Second Semester

Romanian Language Week

National Culture Day

Dog Shelter Support Drive

Arts Week

International Handwriting Day

Holocaust Remembrance Day 

COBIS Drama Competition

COBIS MUN

February

4th February 2026

10th February 2026

10th February 2026

16th - 20st February 2026

16th - 20th February 2026

20th February 2026

21st February 2026

23rd-27th February 2026

25th-26th February 2026

27th February 2026

World Read Aloud Day

COBIS Music Festival

Safer Internet Day

A Level Mindset Day

Literature week

Festival of Tales

Readers Cup

Mărțișor Sale for Charity

Movie Night Primary School

UN International Mother Language Day

March

2nd March 2026

2nd-4th March 2026

Heritage Spring Fest

Teacher- Parents Conferences

Spring Break  05.03 to 08.03.2026 (4 days)

13th March 2026

13th March 2026

14th March 2026

16th-22rd March 2026

20th March 2026

20th March 2026

20th March 2026

20th March 2026

21st March 2026

22nd March 2026

25th March 2026

26th March 2026

27-28 March 2026 (TBС)

Movie Night Lower Secondary School

Dog Shelter Support Drive

International Pi  Day

Global Money Week

Movie Night Upper Secondary School

Heritage Film Festival

International Francophonie Day 

International Day of Happiness

World Storytelling Day, World Poetry Day

World Water Day

World Maths Day 

Enterprise Day

World Scholars’ Cup

April

1st-8th April 2026

6th-10th April 2026

9th April 2026

10th April 2026

Easter Food Drive

Science Week

Balloon Car Race

Heritage Science Exhibition 

Easter Break: 11.04.2026 - 20.04.2026 (10 days)

22nd April 2026

23rd April 2026

23rd April 2026

30th April 2026

April - May 2026

Earth Day

World Book Day / Shakespeare Day

UN English Language Day

Talent Hunt Primary School 

Environmental Campaign

May

1st May 2026 International Workers’ Day

4th May- 8th May 2026

Teacher Appreciation Week

9th May 2026 Europe Day, Victory and Remembrance Day

11th-17th May 2026

15th May 2026

15th May 2026

16th May 2026 (TBC)

12th May-16th May 2026

16th May 2026

18th May- 22nd May 2026

27th May 2026

28th May 2026

29st May 2026

World Mental Health Week

International Family Day

Spelling Bee

eTwinning Day 2026

Heritage Sports Week/Heritage Chess Championship

Heritage Sports Day 

Outdoor Classroom Week

Founders’ Day

World Without Walls Day (class activities)

Heritage International Day