ABOUT ISPP - ISPP is Cambodia's first and leading international school. Established in 1989 as a not-for-profit, parent-governed school, ISPP has a strong tradition of serving families seeking an international education in Phnom Penh. ISPP offers a three programme International Baccalaureate curriculum to nearly 900 students from age 3 to Grade 12. We are Cambodia's most diverse school community with more than 50 nationalities represented, celebrating our diversity and offering meaningful service to our local and global communities.