Oops, it doesn't look like 'level exam should be conducted on the same day' is a national day..

Other days

Book Day

Lumpy Rug Day

African Immigrant And Refugee Hiv And Hep Awareness Day

Donate Your Hair Day

Embarrass Your Best Friend Day

Prescription Drug Take Back Day

Me Day

Ask Out Your Crush Day

Tell A Fairytale Day

Appreciate Yaself A Lil Extra Day