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Presisi Academy

Junior High School

OSN Coaching SMP

Deeper concepts and step-by-step practice toward selection.

Preparing for OSN Junior High at Presisi

OSN Junior High at Presisi Academy

OSN Junior High training helps students prepare for the selection from district/city to national level. Available fields: Mathematics, Science and Social Studies.

Each field has its own page with the topic scope, official guide, a worked example, and how progress is evaluated.

Selection stages

  • OSN-S (school): an internal selection where schools register their representatives per field.
  • OSN-K (district/city): the first selection stage, open to students from schools across Indonesia.
  • OSN-P (provincial): for the best students from the district/city stage, with deeper problems.
  • OSN-N (national): the peak of the selection for top provincial scorers, which can include a semifinal and a final.

Questions about OSN Junior High

01Which fields are in OSN Junior High?

The OSN Junior High fields we coach: Mathematics, Science and Social Studies.

02Can Junior High beginners join the training?

Yes. Training starts with a starting-skill diagnosis and concept building before selection-level practice.

03How do I register for OSN Junior High training?

Contact our team through the contact page or WhatsApp for a consultation and class information.