Viksit Bharat Buildathon 2025 registration link: The Ministry of Education, Atal Innovation Mission, and NITI Aayog launched the Viksit Bharat Buildathon 2025 for students in Classes 6-12. Registration closes today, October 6, 2025, for the nationwide live event on October 13, 2025, to be inaugurated by PM Modi. It encourages innovation on national themes, offering recognition and mentorship to top entries.