With the aid of a wall clock a female student, Tharusi Vidushika Rajapaksa from Gonakumbura Maha Vidyalaya in Rakwana has invented a device to check the ‘Rahu’ period.
During the time of the ‘Rahu’ period a red bulb is flashed.
Tharushi Vidushika Rajapaksa is a student in the Grade 8
class and is reputed to discover new inventions it is revealed
