Join the UK’s leading online school, from Thailand

Established in 2005, owned by the Inspired Education Group, King’s InterHigh is an outstanding British international school for students aged 7 – 19, with accredited IGCSE and A Level programmes, helping students to achieve a world-class education, flexibly, online.

King’s InterHigh School delivers a fully interactive British education to the comfort of your home or wherever you may be. Qualified teachers, offering a high level of British education. We are able to offer you everything you expect from a school…plus a whole lot more!

King’s InterHigh is the world’s first and only school to offer the IB Diploma Programme entirely online.


IGCSE at 7-9


A or A* at A-Level


graduates at Russell Group Universities

University destinations

King’s InterHigh graduates receive offers to some of the world’s greatest universities, including University of Cambridge and University College London (UCL).

48% of King’s InterHigh graduates went on to study at a Russell Group university.

Some examples of Universities and the courses our recent graduates are studying:

  • University of Cambridge – Natural Sciences
  • University College London – Psychology
  • University of Exeter –Archaeology
  • University of Leeds – Digital Media
  • University of Kent – Computer Science
  • University of Southampton – Medicine
  • University of Sheffield – Aerospace Engineering
  • University of York – Economics
  • University of Plymouth – Human Biology

Quality teaching

King’s InterHigh is led by Mr Ashley Harold, an experienced Headteacher who has successfully led Blatchington Mill School in Hove, Sussex, UK, for 6 years. He qualified as a history teacher at University College London and has taught in London and Sussex. He is committed to inclusivity and excellence, with a clear focus on developing the whole learner.

Mr Harold is supported by an experienced and qualified leadership team. King’s InterHigh students are taught by qualified UK teachers who are passionate, experienced and subject matter experts.

Global connection

King’s InterHigh students will join a school of over 3000 students, globally, from the comfort of their own home. Students will also be part of a global community of 50,000 students through the Inspired Education Group network, the world’s leading education group, King’s InterHigh students can complement their online learning experience with exchanges, summer camps, virtual events, and in-person activities at over 80 premium international schools across five continents.

Our learning platform

King’s InterHigh students benefit from a dynamic, interactive learning platform with the very best use of educationally-advanced and exciting simulation technologies to bring learning alive, ensuring that students are stimulated, engaged and succeed in learning.

Subjects to study

King’s InterHigh offers a complete, full time and flexible British international schooling through a click of a button. We are currently enrolling students for:

Primary (Year 3 to Year 6)

7 subjects, including English, Maths, Science, French, Creative Media, Humanities, Science Technology Engineering Maths (STEM).

Lower Secondary (Year 7 to Year 9)

8 subjects including English, Maths, Science, French/Spanish, Creative Media, History, Geography, STEM. (German and Computer Science are available from Year 9).

IGCSE (Year 10 & Year 11)

choose from 15 different subjects, including English Language, English Literature, Maths, History, Geography, Chemistry, Biology, Physics, Business, Computer Science, French, Spanish, German, Psychology, Film Studies (UK exams only), Religious Studies, Further Mathematics, Arabic.

A Level (Year 12 & Year 13)

choose from 21 different subjects, including English Language, English Literature, Business, Biology, Chemistry, Physics, Economics, Classical Civilisation (UK exams only), Computer Science, French, German, Spanish, Geography, History, Maths, Further Maths, Law, Sociology, Psychology, Media Studies (UK exams only), Politics (UK exams only).

Why King’s InterHigh

  1. We are the leading UK-based online school.
  2. We are the online experts with 16 years of experience – the first fully online school offering UK curriculum.
  3. We’ve educated more than 10,000 students, with a proven methodology and successful alumni.
  4. As an Inspired school, we have the best practice from over 70 schools worldwide and a global network of opportunities.
  5. Our school was designed for online, delivering the broadest range of subjects and co-curricular activities.
  6. A flexible model means that you can join at any time of the year and start learning within two days.
  7. We have an innovative approach to learning, using the very best proprietary and curated technology.

King’s InterHigh agent

CEO & Founder of OSI

Yut Wanichanond


Our network of admissions offices in regions around the world provides comprehensive support to students applying to King's InterHigh. Our local admissions representative in Thailand - Online School International - with experienced and dedicated staff will be happy to assist and answer your inquiry. Please contact us:

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