Language Lab
Our school has a well equipped English Language lab meticulously designed for the language uplift of each and every Trinitarian. The students get an opportunity to listen to the native accent, they can record their own voice and they can play it back and check their sounds. It has 16 consoles for the students and one for the teacher.

Mathematics Lab
We have got a well planned Maths Lab with almost all mathematical apparatus from the Ramanujam Institute, Chennai.

Computer Lab
There is also a modernised computer lab with internet facility for the Students. There are 20 computers in total. At this juncture we would like to extend our sincere gratitude to Mr. S. John Joseph, father of our students Nancyha,UKG and Nimisha, LKG, for generously presenting eleven computers to the lab of HTIS.

Science Lab
We have a well equipped composite science lab with all adequate facilities

Activity Hall
There is an activity hall which offers a plethora of opportunities to the kids for their mental, cognitive and psychomotor development.

Parks
The Science Park and the Play Park are the unique hallmark of our school.

Library
A well equipped library consists of nearly 2500 books, news papers, journals and magazines are available in our school. It contains graded readers for all students.. We encourage students to make effective use of the library in order that they develop the skill of reading.

Smart Classes
All the class rooms are endowed with interactive smart boards. It enhances the learners to have digital context in learning.

Play Ground
We have got facilities for play fields for different items of sports and games.