It's that time of the year again

14 events, 800+ participants

Declaration of preliminary round topics	November 5th, 2020
Last date for registration	November 15th, 2020 (Modifications can be made till November 18th)
Last date for international schools' registration	November 1st, 2020
Last date for preliminary round submissions	November 20th, 2020
Declaration of preliminary round results	November 21st, 2020
On-site event	November 22nd, 2020