The American curriculum is not a single unified system the way the IB is. It is built around flexibility: students take a broad set of subjects through high school, measured by GPA (grade point average), and can choose to sit Advanced Placement (AP) exams in subjects they want to pursue at a higher level.
The SAT or ACT standardised test sits alongside this as a university admissions tool — not an exam that replaces school grades, but one that supplements them. Put together, a strong American pathway student arrives at university applications with a GPA, AP exam scores, SAT scores, and a portfolio of extracurricular activities.
American curriculum schools are among the most widespread internationally — found across the Middle East, Asia, Latin America, and Europe. Many international schools in the UAE, Qatar, Singapore, and elsewhere follow the American system, making it one of the most common curricula expat families encounter.
It is also the natural choice for families who expect to return to the United States for university, or for students aiming at US universities from anywhere in the world — including increasingly competitive candidates from India, China, and the Gulf.
GPA (Grade Point Average) is measured on a 4.0 scale in most American schools — an A grade earns 4.0, a B earns 3.0, and so on. Many schools use a "weighted" GPA for AP and Honors courses, where an A in an AP class might earn 5.0 instead, to acknowledge the higher difficulty level.
Selective US universities typically expect a weighted GPA above 3.7, and the most competitive programmes (Ivy League, MIT, Stanford) see applicants with GPAs above 3.9. But unlike the IB's single final score, GPA is built up across four years — a strong recovery from a weak freshman year is genuinely possible.
The SAT (scored 400-1600) and ACT (scored 1-36) are standardised tests used by US universities as a common measure across different high schools. They test reasoning, reading, and mathematics — not specific curriculum content, which is why a student from any country can sit them.
Many US universities went "test optional" after 2020, but selective schools have largely reinstated requirements. A competitive SAT score for top universities is typically 1500+, though strong scores combined with a compelling application matter more than the number alone. NTU in Singapore also publishes a minimum SAT score of 1250 for international students, showing the test's reach well beyond the US.
AP exams are optional but strategically important. A student who takes 4-6 APs in relevant subjects and scores 4-5 on each arrives at a US university application with strong evidence of academic ability — and potentially skips introductory university courses in those subjects entirely.
The IB requires every student to study six subjects plus TOK, CAS, and an Extended Essay — a structured, broad experience with little flexibility. The American pathway is the opposite: a student can go deep into 2-3 AP subjects that align with their intended major while keeping other subjects at standard level.
Neither is objectively better. The IB suits students who want breadth and a globally portable qualification. The American pathway suits students who already know their direction and want to signal that focus clearly to admissions committees.
Students who thrive in the American curriculum tend to be self-directed — the system gives them genuine freedom to choose their academic direction, but that freedom requires knowing (or discovering) what they care about. The extracurricular component also matters: US universities look at activities, leadership, and community involvement alongside grades, which rewards students with genuine interests outside the classroom.
For expat families, it is worth noting that the American curriculum travels well — international American schools follow largely the same structure, so a student moving from Dubai to Singapore to London on this pathway faces less disruption than on some national systems.