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Why choose ISSR

Why Choose​ ISSR Our Curriculumn
Facilities Built and equipped for school-building purposes. Recognized and respected internationally, we provide Cambridge International Education while adhering to the national guidelines of MoEYS. Our community
Our teachers are qualified and experienced. Our Key Policies
Our school thrives on clear rules and expectations, ensuring a harmonious and enriching environment for all.

Meet Our Cummunity

ISSR Safer Recruitment Meet our community At ISSR, we care deeply about the well-being and safety of our students. We want to create a positive and supportive learning environment for them. That’s why we have high standards and expectations for our staff and volunteers.

Anyone who wants to work or volunteer at ISSR must follow our code of conduct and share our commitment to safeguarding and promoting the welfare of children and young people. We also have a strict and fair recruitment process that involves checking the background, qualifications, and references of all applicants. We do this to make sure that we only hire or accept people who are suitable and trustworthy.

All new staff and volunteers receive training on how to protect and support our students. They also agree to undergo any additional checks and procedures that our policy requires. By joining ISSR, they become part of our community and our mission to value diversity and foster respect, care and support among our students.
The International School of Siem Reap is staffed with dedicated, skilled and committed teachers, ensuring a quality education for your child. The teaching staff in the High School are fully qualified subject specific teachers, with either a first degree in Education or in a related professional discipline with additional pedagogic qualifications and are proficient English speakers with relevant Cambridge curriculum experience. Our staff members are from all over the world and provide an international flavour to the school.

“High standards begin with getting the basics right: consistency, respect and a shared commitment to excellence.” Dale Prime School Principal “ “Academic performance is crucial for students to pursue their professional careers and contribute their skills to make the world a better place. ” Chris Little John Senior leadership team
Vice Principal
Safeguarding Lead
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“As the school's exam officer, I'm grateful to be a part of our students first step to success” Tony Alexander Exam Officer “ We believe that success is achieved through strong partnerships between students, staff, and parents. Sinath NEANG School operations “ Testimonial / 0{{total_slide_count}} 0{{current_slide_index}}

 

Learn more about us

EduPage
System
High School Calendar
Find out more about our academic calendar
Extracurricular activities
Our ECAs designed to meet the needs of our leaners. Find out our academic calendar here. High School Calendar News Find out more about our latest updates. Admission Information
Join us now! EduPage System enable students to receive their school timetable, homework, progress reports, and school announcements.
Parents receive a user account to stay updated on their child’s academic performance and activities.

Click here to login View the Calendar close Alongside a strong academic focus within the school is the explicit intention to develop individual talents and strengths so that each child has the opportunity to be successful. To ensure this occurs, a wide range of activities is organised which aids physical development and the exploration of interests as well as providing opportunities for experiencing the thrill of challenge and competition, the spirit of teamwork and a sense of accomplishment.
Extracurricular activities Learn More About ECAs close Find out what is the latest update at ISSR High School Campus. News & Event Learn More close Join our school now for an education that shape your child's future. Admission Information Register today close

 

Our Curriculum

Our Curriculum The teaching of the Cambridge International Education curriculum, ensures the social and intellectual development of each individual student. Thus, by the end of a student’s schooling, we can provide internationally recognised academic qualifications, preparing ISSR’s students for further study in all international universities around the world.

The majority of our students are full-time, i.e., they pursue an international curriculum in its entirety. We also have a small number of part-time students who study the core international curriculum in addition to following the Khmer National Curriculum.
Key stage Explanation
ISSR High School is divided into three Key Stages in accordance with the UK secondary school structure: school Key Stage Three: Years 7 - 9 End of Year 9: CIE Checkpoint Examinations in English, English Second Language, Mathematics and Science
End of Year 11: CIE IGCSE Examinations in all examinable subjects (core and options) school Key Stage Four: Years 10 – 11 school Key Stage Five: Years 12 - 13 End of Year 12: CIE AS Level Examinations
End of Year 13: CIE AS and A2 Level Examinations

 

Our Facilities

Our Campus Safe, quiet, private spaces for focused teaching and learning. Highlight Featuring distinguished special guests at our Grand Opening Ceremony. Highlight Featuring distinguished special guests at our Grand Opening Ceremony. Highlight Featuring distinguished special guests at our Grand Opening Ceremony. Science Labs Full equipped labs for students to conduct expiriment. Science Labs Full equipped labs for students to conduct expiriment. Music Studio Fully equipped spaces for school band and an experienced music teacher. Computer Lab Available for students to from Year 7 to Year 13. Multiple Sports Areas Indoor Sports Areas for Students to Relax and Practice. Multiple Sports Areas Indoor Sports Areas for Students to Relax and Practice. Swimming Pool Big Swimming pool is available on Campus. Art Studio Students can enjoy art class creatively. Library Thousands of books are in place for our readers. Facilities

 

Building for the Future Our Current Facilities Our school has 33 classrooms, most of which are equipped with networked computers and data projectors. There is a modern ICT facility, as well as science laboratories, music room and art studio. All of the school buildings have a wireless network and students engage in the use of technology in their lessons. There is a 25m covered swimming pool, volleyball and basketball courts, and a grass playing field. On the 1st of November, we officially began construction of a new school building on our newly acquired 5,000 sq. metre block of land next door to our High School.
The top floor will house a large, air-conditioned Assembly-Hall, similar in size to the one in our Primary School campus. The building will have underground parking for motorcycles and general storage.
The facility will also include a specialized science laboratory, student canteen, a dedicated secure exams room as well as many more spacious classrooms.

 

Key Policies

School Rules and Policies All parents are requested to make themselves aware of the school policies that apply in the day-to-day life of their son / daughter. These school policies cover all aspects of the educational provision as well as broader managerial issues. They inform and protect all members of our school community. Policies can be viewed in the school office at any time. The main school Policies directly affecting parents and students are outlined on the following pages. Attendance All students are expected to attend the full school term each year. This routine ensures good progress for your child’s education. The school calendar is on our website: issr.edu.kh or from our Administration. Should any unforeseen calendar changes occur, parents will be informed by email, letter and on the school’s website. Helmet Students arriving to school on motos or bicycles must wear a safety helmet by Cambodian Law. If an accident occurs whilst commuting to and from school, and helmets are not worn, students are not covered by the ISSR insurance policy. Insurance All pupils, teachers and staff at ISSR are covered by a group accident insurance policy for injury in the school grounds and during school excursions. (This insurance is not for students’ illnesses while attending ISSR). There is no additional charge to parents for this coverage, which becomes active once initial fees have been paid. Read More Uniform High School Students' uniform is a royal blue polo shirt with the school logo and dark trousers or skirt.
No inappropriate clothing, footwear, jewellery, accessories or make-up are allowed.
School PE kit and sports shoes are required for physical education lessons.
Students must have a valid reason for not wearing the School/PE uniform and have presentable hairstyles.
Uniforms must be worn for field trips and exams unless otherwise instructed.
perm_device_information Parents will be notified of any recurring issues with uniform or appearance.
Lateness High School students attend classes from 7:50 to 16:00/17:00, depending on their timetable. High School students must use an ID card to register their attendance and arrive on time. The school records the attendance of both High School and Primary School students on Edupage, which parents can access online. Parents must inform the school if their child will be late for any reason via Telegram or contacting the Admin office. Repeated lateness may result in a meeting with the Tutor, and the Principal. Absences Parents must notify the office or by Telegram before 07:50 for any absence or early departure of their child and state the reason and duration. Parents must inform the office if their child takes the bus. Parents must respect the teacher’s decision if their child is sick at school. Students will not be allowed to call home unless it is necessary. Parents may receive a call or an email from the school if their child misses school often. The school differentiates between authorised and unauthorised absences and requires a note from a parent for valid absences. Unauthorised absences may result in a meeting with parents. Parents should avoid vacations during term time and notify the school if they do. These will be anuautherised absences. Parents should request the work schedule for their child if they are absent for long periods. Your child must bring an absence slip or medical certificate when they return. Authorised and Unauthorised Absences For more information, please refer to the Parents Handbook.

 

 

Academic Calendar

 

Extracurricular Activities

Extra-curricular Provision

Alongside a strong academic focus within the school is the explicit intention to develop individual talents and strengths so that each child has the opportunity to be successful. To ensure this occurs, a wide range of activities is organised which aids physical development and the exploration of interests as well as providing opportunities for experiencing the thrill of challenge and competition, the spirit of teamwork and a sense of accomplishment.

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High School ECA

ECAs at High School Campus

The school provides a rich extra-curricular programme. The Extra-Curricular Activities (ECAs) programme is compulsory for all students. Students are required to choose an activity from a range of options. ECAs are varied and students can choose different ECAs each semester.

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High School ECA

Type of ECAs

Our ECAs include art, sports, leadership, digital skills, critical thinking, music, dancing, debating, languages, photography, content creation, drama, and more. Whether the students want to express their creativity, challenge their mind, improve their fitness, or explore new cultures, they will find something that suits them among our ECAs.

High School ECA

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on the wall on the wall Art Art ECA Dance ECA Dance Crew ECA Dance ECA Dance Crew music is a universal language ECA Band music is universal language ECA Band Physical
Mental
Academic
Career
Future
Sports
Exercises
Health
Teamwork

 

Admission

ENROLMENT Enrolment of any new student is initially based on an applicant’s age, and every new student wishing to enrol at ISSR will have to complete assessments in English, Mathematics and Science to determine whether they will be accepted.

It is ISSR’s policy not to place a student in a Year Group more than one year below their prospective age range – this is to ensure that students receive a high standard and socially cohesive education. In certain exceptional circumstances a student may be placed one year above the prospective age range although this is at the discretion of the Principal and based upon the student’s academic background.
REQUIREMENTS school School reports
Three passport-sized photos (3x4 cm) of each of the following: the child, the mother, the father, and the nanny
Passport copy of the child
Birth certificate
event_available Vaccination record
FEES AND REFUNDS
Key Stage Discount: Get 50% off when you move from Key Stage 1 to 2 or from Key Stage 2 to 3.

ELS Charge: For new students who are assessed as needing ELS. ELS classes are extra if required.

Payment Options: Pay full amount and save 5% or pay in two installments.

Enrollment Fee: One-time payment per key stage, including Foundation Stage.

Annual Fee: Nursery class stationery and consumables start from Aug-2023.

error_outline Refunds: After the school starts, all fees are non-refundable.
error_outline Tuition Fee: Full refund
error_outline Stationery and Consumable: 50% refund
error_outline Registration Fee: No refund
error_outline Enrollment Fee: No refund

Returning Students: Treated as new applicants unless agreed otherwise.
VAT Note: If VAT applies to school fees, it will be added.
Cambridge Exams: Cost recovery policy for CIE fees.
Checkpoint tests: $150 for year 6 students.
Checkpoint tests: $200 for year 9 students.
IGCSE exams: $140 each (Except for the Co-Science Double Award, which is $230.)
AS or A Level exams: $150
Download Admission form
HERE
High School Enrolment form Primary School Enrolment form

 

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Newsletter Update

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International School of Siem Reap

Broadcasting Announcement

Click below to read or download the official campus update edition.

Newsletter: August 2026 Edition PDF File • Academic Year 2026–2027
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