KATHMANDU: Part-time teachers of Tribhuvan University today taught their pupils in the open-air theatre, protesting the government's continuous neglect of their demand. Their demands include appointment of part-time teachers on contract basis and the formulation of a new act that clearly defines the criteria for hiring and facilities they enjoy. Govinda Luitel of Nepal Part-Time Teachers' Association (NPTTA), Tribhuvan University, said the classes were taken in the open-air symbolising their peaceful protest . "They also lit candles at Shanti Batika, where a bunch of teachers are undergoing a fast-onto-death.