We are super proud to announce that our team participated in the SEAMO (Southeast Asian Mathematical Olympiad) — an international math competition that challenges students to think creatively and solve complex problems. This year, our students won an incredible 3 Silver medals (Eugene, Oskar and Sonic) and 5 Bronze medals (Niko, Max, Taro, Phoenix and Artem)! A huge shoutout to all the medalists for their hard work, dedication, and passion for mathematics. You represented our

At an amazing ceremony last Saturday in Bangkok, Cambridge International recognised Sonic where she was presented with the ‘TOP OF THE WORLD Award’ for her outstanding world class achievement in IGCSE mathematics obtaining a score of 100% (the highest achievable). What makes this even more amazing is that she sat the exam a whole year early, in Year 10. This is an exceptional achievement, and we are all incredibly proud of Sonic, illustrating her dedication and remarkable tal

Mr. Andrews, our CEO, recently took the opportunity to congratulate one of our amazing parents, Mr. Rodney Waller, on the launch of his insightful new book ‘What they don’t teach you’ which is now available worldwide ( Amazon - https://www.amazon.com/gp/aw/d/B0FTRXDY1F/ref=tmm_pap_swatch_0?ie=UTF8&dib_tag=se&dib=eyJ2IjoiMSJ9.z41i3z3qILd1ZMatAMrBQMnfVRXV1L0h0QQdXPAUUDAmIap9 )

From Spotify, Fab Cafe, Central Festival, Solo Recital Evenings and other music performances, music at ISS has branched out even further with the first Live Lounge Performance. The Funky Ducklings, The Unjust Darlings and the newly reformed Banned on Tuesday took to the stage to perform and record live versions of their songs in the Drama Theatre. It’s amazing to see the continuing developing musical talent at ISS, a testament to the multitalented students we have, with even

Congratulations to Alexander - Year 9 as Senior Student of the Week. Top Form Group was Wolfson (140 points) Top Year Group was Year 9 (231 points) Congratulations to Oskar & Xuan Xuan - Y7 Alexandra & Taek - Y8 Alexander - Y9 Patrizia - Y10 Sonic - Y11 Who are all Year Group Leaders.

The week of 10-14th November 2025 marked Anti-Bullying Week, organised by the Anti-Bullying Alliance (ABA). This year, the theme was "Power for Good" to empower young people to use their Power for Good to safely speak up and raise awareness when they see bullying, face-to-face or online. To mark this occasion, students at ISS were reminded about our school's anti-bullying rules and strategies. They wore odd socks to school to celebrate individuality and made crafts and collab

Congratulations to Max, Liam, Lionel, Lia, Liam, Yaajai and Bryan! Keep reading...

Congratulations to our Stars of the Week: Thea, Nakoa, Vienna, Ivy, Stepan, Alicia, and Ben Z.!

On Sunday morning, our Year 12 Gold Duke of Edinburgh participants met up at The Hin Lad Waterfall trail to complete a training hike. We learnt about group management, leadership and looking after team members over tricky terrain and water features. Next Stop is Chiang Mai for the full training expedition!

We had such a wonderful time celebrating Loy Krathong Day! Please enjoy some of our favourite moments from the day below. If you’d like to see more photos, click the link here: https://flic.kr/s/aHBqjCAvB1