Ideas for Projects in School

Why don't you pick an International Day (observed by the UN) and plan a whole school event? 

Some examples...

5 October

World Teachers’ Day  [UNESCO]  (27 C/INF.7)

10 October

World Mental Health Day [WHO]

19 November

World Toilet Day  (A/RES/67/291)  

1 December

World AIDS Day

3 December

International Day of Persons with Disabilities (A/RES/47/3)

10 December

Human Rights Day  (A/RES/423 (V))

27 January

International Day of Commemoration in Memory of the Victims of the Holocaust (A/RES/60/7)

4 February

World Cancer Day

11 February

International Day of Women and Girls in Science (A/RES/70/212)

1 March

Zero Discrimination Day  [UNAIDS]

20 March

International Day of Happiness  (A/RES/66/281)

2 April

World Autism Awareness Day  (A/RES/62/139)

21 April

World Creativity and Innovation Day (A/RES/71/284)

31 May

World No-Tobacco Day [WHO] (WHA Resolution 42.19)

3 June

World Bicycle Day (A/RES/72/272)

20 June

World Refugee Day (A/RES/55/76)