<p>Singapore's edition of the American Mathematics Olympiad, jointly organised by SIMCC and Southern Illinois University. Open to Primary 2 to Junior College 2 students (Grades 2–12), including Secondary 1–4 and JC 1–2 in Singapore. Top performers qualify for onward pathways such as the International Junior Math Olympiad (IJMO) and Singapore International Math Olympiad Challenge (SIMOC), and accumulate Individual Scholarship Points towards the International Junior Honor Society.</p><ul><li>Open registration — no school nomination required.</li><li>Paper-based contest of 90 minutes, with grade-differentiated question papers.</li><li>Contest is held annually in an October to early November window.</li><li>Registration fee is approximately S$50 for private candidates, with lower school rates via participating schools.</li><li>All registered participants receive access to the AMO Learning Management System with past papers and solutions.</li><li>Top 40% of participants receive a certificate and a medal.</li></ul><p>Register through SIMCC's Member Development Portal; deadlines typically close two weeks before the scheduled contest date.</p>