SISB Schools are committed to safeguarding and promoting the welfare of children. We expect all of our staff, visitors and volunteers to share our commitment

A trusted name for quality education

Nursery to Primary (2 to 12 years old)

SISB Thonburi is the first Singapore International School to be launched in Thonburi. SISB Thonburi offers the unique Singapore-UK curriculum in English, Chinese and Thai and students will be able to pursue their passion in various extra-curricular activities with the availability of state-of-the-art sports and arts facilities provided within the campus. Regardless of where we are located, our mission is to develop the full potential of all students entrusted to us for their education. We strive to ensure that all students grow intellectually, physically and socially as global citizens.

Our unique curriculum

Renowned for a child-centred approach in the early years
Hands-on lessons to cultivate independence
English, Chinese and Thai languages taught across all levels
Mathematics and sciences taught by qualified teachers at an exceptionally high level
Group and project-based work to introduce and develop critical thinking skills
Graduating into renowned Singapore and British curricula in SISB Pracha Uthit campus for next higher level of education

Nursery – Kindergarten

Primary 1 – 6


2 – 6 years old

6 – 12 years old


Child-centred curriculum

Singapore curriculum


Holistic ongoing assessment

Singapore iPSLE, Cambridge Checkpoint test and school-based examination

Top reasons why you should choose SISB

High quality holistic education

Excellent Nursery & Kindergarten Programme

Fluency in English, Chinese and Thai

Strong morals and academic excellence

Wide range of extra curricular activities

Good facilities and resources

Safe and caring environment

Quality teachers

Facilities in Thonburi

Thonburi campus spans 12,800 square metres and has a capacity for up to 750 students. Some of its facilities include Nursery-Kindergarten and Primary buildings, a 25-metre swimming pool, football field, indoor multi-purpose hall, canteen, library, music room, science lab, arts & crafts room and a cafe.

What’s Happening in Thonburi?

Get the latest stories from our community

Robot Challenge 2019

Robot Challenge 2019 On Aug 9 - 11, Nonthakon Sapmunsaen (Atom) from Primary 5 Joy and Nariakira Jakdetchai (Aki) from Primary 4 Love took part in the International Robot Challenge 2019 in Beijing, China.  The boys were awarded 3rd prize in the Mini Sumo Junior Division out of more than 3,000 contestants from 23 countries around the world.  Atom and Aki were recognised for their achiev...

Taekwondo Belt Test June 2019

Taekwondo Belt Test (June 2019) On 8th June 2019, Singapore International School Thonburi held its first-ever Taekwondo Belt Test. Students were very excited to showcase their strength and talents to move up to their next belt. Of course, their parents were very proud too! We had visitors from the Thailand National Team to motivate and encourage our students.  🏅👏🏅👏🏅👏🏅 Click here for ...

20Th Rsu Nattakorn Juniors Championship Taekwondo Competition

20th RSU Nattakorn Juniors Championship Taekwondo Competition On May 25, 2019, 12 Students from Singapore International School Thonburi participated in the 20th RSU Nattakorn Juniors Championships Taekwondo Competition held at Rangsit University.  All of our student participants won a medal, making the SISB family proud. They were recognised and congratulated during assembly for their ...

Futsal Friendly Invitational Tournament

Futsal Friendly Invitational Tournament  On Saturday, May 11, 2019, SISB Thonburi joined The Futsal Friendly Invitational Tournament held at BCIS International School. There were 4 teams who joined in the friendly match namely, 'Chelsea, BCISB BEARS, BCISB CUBS and SISB THONBURI.'  All the students had a lot of fun, made new friends and had a fantastic experience. Most importantly, the...

Thailand-Cambodia Mathematics And Mental Arithmetic Competition 2019

Thailand-Cambodia Mathematics and Mental Arithmetic Competition 2019 Singapore International School Thonburi would like to honour two of our outstanding students in Mathematics.  On April 6, 2019, Bhakorn Limpodom (Prompt) K2L and Pacharatorn Limpodom (Supreme) P2L participated in the Thailand-Cambodia Mathematics and Mental Arithmetic Competition 2019.  The purpose of this competition...

Earth Day 2019

Earth Day 2019 On Monday, April 22, 2019, SISB Thonburi campus celebrated Earth Day. Primary students prepared a short presentation that included a variety of performance techniques.  P1 dressed and danced like animals of the rainforest.  P2 performed a short skit about recycling and played xylophones with P1 singing "Don't Forget the Little Children".  P3 performed "Recycle Rap" and e...

What’s Next in Thonburi?

There's no event for this period