The Carlucci American International School of Lisbon (CAISL) is a non-profit, co-educational day school, based in Portugal. It serves the educational needs of about 550 students from the age three through grade 12. CAISL is an authorized International Baccalaureate (IB) World School, and therefore offers the IB Diploma Program for the last two years of High School. All students who complete CAISL’s graduation requirements earn an American High School Diploma, while those who fulfill the International Baccalaureate (IB) Program requirements, earn an IB Diploma. CAISL graduates are... See full description.