TIA, generally follows the National Curriculum 2004 as laid down by the Curriculum Development Center, Government Of Nepal with some additional contents where applicable to enhance further learning.

Nepali is the area of study where students learn about and use the Nepali Language. It includes speaking, listening, reading, viewing and writing. Although students study text, which includes everyday Nepali Literature; classical contemporary and popular literature; more emphasis is given to communication and language where they develop contextual understandings; effective usage of linguistic structures (Nepali Grammar, vocabulary, etc.); and strategies.

As TIA is an English Medium school, all subjects except Nepali are taught in English. We take English as the backbone of TIA. The English Language is taught effectively using the communicative approach, encouraging students to communicate with each other and the teacher in situations which are meaningful to them. The resources that are used are based on an acceptance of this approach and are designed to suit the needs of all students of varying backgrounds, language abilities and experiences. Students will not only learn the language but will be exposed to other cultural aspects as well.

Students develop their ability to work mathematically through:
  • Investigating
  • Conjecturing and providing
  • Solving problems
  • Applying mathematical methods and models, checking and verifying their use
  • Communicating and
  • Working in context
Students will work in the following five areas of mathematics:
  • Number
  • Measurement
  • Exploring, analyzing and modeling data: Probability
  • Geometric reasoning

Science is based on our understanding of the real world and focuses on inquiry.  Students will develop their ability to:
  • Plan investigations
  • Conduct investigations
  • Process data
  • Evaluate their findings
  • Use Science
Through a focus on:
  • Earth and space
  • Energy and systems
  • Life and systems
  • Matter

Computer Science
Computers are introduced right form class 1 as a compulsory supplementary subject up to class 8 and is offered as an option for Optional II for C9and C10. Apart from this computers are used as tools to enrich and extend the other curriculum area. Students have access to the Internet and E-mail through the virtual private network.

Social Studies and environment, Health and Population
Social Studies and Environment, Health and Population are taught as two separate compulsory subjects. These involve looking at people and their environment and health expanding children's knowledge and understanding of their own society, other societies and local and global environments.
Investigate, communicate and participate through a focus on :
  • Time continuity and change
  • Place and space
  • Societies and Culture
  • Social Systems
  • Environment and Health, sanitation
  • Population 

Health and physical Education
Health and Physical Education focus on people, the way they behave and choices they make about health issues and physical activities. It includes growth and development, games and sports skills, fitness, relationships, safety challenge and the role of food. Students will work in the three strands of Health and Physical Education. These are:
  • Physical Activity and Participation
  • Personal and Social Development
  • Health and individuals and communities

Although the Tibetan language is not a part of our curriculum, it is Offered as club during the co curricular session and is taught effectively using the communicative approach.

The Arts
The arts include dance, drama, media, music and visual arts. in all areas students learn to discuss the art form and to express options about it. They also find out about the art forms history and use today.
Students are given the opportunity to explore and develop the ideas using skills. Techniques and processes and they present their finished product.