New Delhi, Oct. 14 -- Over 10 million school students of classes 6 to 12 attended two-hour long live tinkering innovation session as part of Viksit Bharat Buildathon (VBB), 2025, inaugurated by Union education minister Dharmendra Pradhan in New Delhi, officials said on Monday.

Students from over 300,000 schools across the country worked in teams of three to five to ideate and design innovative solutions and build prototypes around four themes - vocal for local; 'Atmanirbhar Bharat' (self-reliant India); 'swadeshi' (indigenous); and 'samriddh Bharat' (prosperous India) - in India's largest synchronised innovation hackathon for school students, the education ministry said in a statement.

According to the ministry, the highest participatio...