It’s gonna be hard to guess the words in the last section. I made sure that they are at least well-known, however.
Easy - School:
laptop
book
pencil
teacher
class
Medium - Department of Education:
Syllabus
salary
examination
principal
regulation
Hard - Parliament House:
Politician
legislation
Opposition
government
bureaucracy
Extreme - communism:
burgeouise
proletariat
production
manifesto
marxism
bolshevik
Good luck:
Supercalifragilisticexpialidocious
Antidisestablishmentarianism
Incomprehensible