Cambodia, Phnom Penh
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The International Program combines the Calvert Program in the early grades with Keystone National High School in grades 9–12. It uses American textbooks and accredited courses, and graduation yields an American High School Diploma issued by Keystone. Keystone credits are accepted at more than 140 colleges and universities. The elementary and middle school curriculum covers reading, writing, math, science, geography, world history, art, and health, with a focus on developing critical thinking, creativity, and a love of learning.
The Music program provides foundational skills, including instrument technique and music notation, and involves group performances to build listening and collaboration. The Art program supports visual arts across grade levels, fostering creativity and technical proficiency. The Arts Corner and related resources supply a wide range of materials to support creative expression.
Khmer Program uses a curriculum approved by the Cambodian Ministry of Education, Youth and Sport, with about 95% of students passing the Grade 12 National Exam each year. Home of Khmer began in 2003 and offers Khmer education from Kindergarten through Grade 12 across branches. The school also offers a Beginner Chinese Program that teaches fundamentals of Chinese, including pinyin, tones, pronunciation, and basic character writing, exposing students to language and culture. The Children's Program provides an immersion-English environment, and the English Curriculum includes reading, writing, grammar, spelling, vocabulary, social studies, computer studies, and conversation.
Physical Education is part of the weekly class rotation, with instruction, intramural games, and interscholastic competition to build teamwork and sportsmanship. Extracurricular activities include sports, music, drama, and community service opportunities as part of the Keystone program.
Keystone program extracurriculars include community service opportunities that foster social responsibility. The school emphasizes leadership development and the cultivation of professional skills through student programs and activities.
Keystone National High School emphasizes leadership development, career development, and professional skills as part of its high school program, alongside opportunities for participation in sports, music, drama, and community service.
Students participate in regular Physical Education, intramural and interscholastic activities designed to promote physical health and teamwork. The program structure supports a balanced approach to academic learning, arts, sports, and social engagement to foster well-being and global citizenship.
Home of English International School was established in 1997 and operates multiple campuses across Phnom Penh, with two locations in Boeng Keng Kang 3 plus branches in Toul Kork and Prek Eng. The school runs both an International Program (using the Calvert materials in lower grades and the Keystone American high‑school program in upper grades) and a Khmer Program that is approved by the Cambodian Ministry of Education. Early years provision (Playschool & Kindergarten) emphasises play, art, music and sensory activities and refers specifically to a library, an Arts Corner and learning centres for young children. Elective subjects named on the site include physical education and music. Contact details and campus addresses (head office and three branch addresses) are listed on the school contact page.