Welcome to the official website of the 19^th World Sudoku Championship and 33^rd World Puzzle Championship, 2026. Logic Masters India (LMI) is proud to be the host of these two championships to be held in Kolkata, India during the 11th to the 18th of October 2026.

This is the schedule for the week.
Oct 11, 2026: WSC Arrival, Opening Ceremony, Q&A
Oct 12, 2026: WSC Day 1
Oct 13, 2026: WSC Day 2, Award Ceremony, WPC Arrival
Oct 14, 2026: Leisure/Excursions day, WPC Opening Ceremony, Q&A
Oct 15, 2026: WPC Day 1
Oct 16, 2026: WPC Day 2
Oct 17, 2026: WPC Day 3, Award Ceremony
Oct 18, 2026: Departure

WSPC 2026 will be held at the Westin - Rajarhat in Kolkata, India.