Least IB's Four Programmes:
- Primary Years Programme (PYP)
- Middle Years Programme (MYP)
- Diploma Programme (DP)
- Career-related Programme (CP).
According to information, English is the medium of instruction at all 25 IB World Schools in Thailand, of which 20 are authorised to teach the International Baccalaureate Diploma and five including KIS International School and NIST International School.
11th International Baccalaureate Schools in Thailand listed below:
- Bangkok Patana School [British International School]
- British International School, Phuket [BISP]
- Concordian International School
- International School Bangkok
- KIS International School
- NIST International School
- Prem Tinsulanonda International School
- Ruamrudee International School
- St Andrews International School Bangkok
- Wells International School
- United World College Thailand