A 10-year-old boy died after being allegedly beaten up by his headmaster on the suspicion of stealing a pen in Baddupur area here, police said today.

Shiva Rawat, a class III student of Chaudhary Dwarika Prasad Academy at Rahilamau village in the district, was brutally beaten up by headmaster Lalit Kumar Verma on Tuesday, Superintendent of Police Abdul Hameed said.

The boy started vomiting after Verma punched in his stomach, police said.