OSN SMP
OSN Coaching Mathematics SMP
Algebra, geometry, and problem solving.
Mathematics Junior High coaching builds conceptual understanding first, then trains reasoning through graded problems, from school level to the OSN selection.
Who it's for
Junior High students who want to take part in the OSN Mathematics field, whether beginners or returning participants.
Stages & test format
OSN-S (School)
January – February 2026Selection at each school; schools register up to 5 students per field.
OSN-K (District/City)
11 June 202625 multiple-choice questions
Duration: 150 minutes
OSN-P (Province)
9 July 202620 short-answer questions
Duration: 150 minutes
National Semifinal
13 August 2026 (online)8 short answer + 2 essays
Duration: 90 minutes
National Final
25–31 August 2026 (in person)Day 1: 5 essays · Day 2: 5 essays
Duration: 150 minutes per day
What you'll study
- Aljabar
- Bilangan
- Geometri
- Statistika dan peluang
Assessment
Weekly practice with explanations
Short quizzes per topic
Official-style selection simulations
Source: 2026 OSN Guidelines for Junior High (Pusat Prestasi Nasional). Dates may change, always check official Puspresnas announcements.
FAQ OSN Mathematics SMP
01What does OSN Mathematics SMP cover?
Aljabar, Bilangan, Geometri, Statistika dan peluang
02What are the OSN Mathematics SMP stages and formats?
OSN-S (School) (January – February 2026): Selection at each school; schools register up to 5 students per field.. OSN-K (District/City) (11 June 2026): 25 multiple-choice questions, 150 minutes. OSN-P (Province) (9 July 2026): 20 short-answer questions, 150 minutes. National Semifinal (13 August 2026 (online)): 8 short answer + 2 essays, 90 minutes. National Final (25–31 August 2026 (in person)): Day 1: 5 essays · Day 2: 5 essays, 150 minutes per day.
03Who is OSN Mathematics SMP training for?
Junior High students who want to take part in the OSN Mathematics field, whether beginners or returning participants.
04Is there online OSN Mathematics SMP training?
Yes. OSN Mathematics SMP training at Presisi Academy runs online with live classes, graded practice, and selection simulations. In-person classes are coming soon.