#1 Olympiad Preparation
Private OSN Tutoring - Achieve Your Olympiad Medal Dream
500+ olympiad medalist tutors ready to guide your OSN preparation. 9 competition subjects, specialized strategies per level, and proven medal track record. Coached from school selection through the national training camp, online or in person across 60+ cities.
500+
tutors
3,000+
students
4.9
rating · 1,704 reviews
60+
cities
What is OSN Tutoring?
is an intensive tutoring program for National Science Olympiad (OSN) preparation. OSN is Indonesia's prestigious national science competition and serves as the selection pathway to international olympiads like IMO, IPhO, IChO, and IBO. Private OSN tutoring provides a personal approach with competition-level materials, HOTS problem drilling, and guidance from tutors experienced in olympiad competitions.
- One-on-one with olympiad medalist tutors
- Specialized curriculum per subject and level (Elementary/Middle/High School)
- Materials at international competition standards
- HOTS and problem solving drilling
- Preparation from OSN-S to National OSN
Services
Two OSN Tutoring Modes, One National-Camp Standard
In-Person OSN Tutoring
Tutor comes to your home or chosen location
Rp 158.000/ 120-minute session
Price on the 28-session monthly plan, 120-minute sessions. Fewer meetings, higher price per session.
- Direct learning with olympiad tutor
- Detailed problem discussions
- Problem solving strategy discussions
- Flexible schedule and location
Online OSN Tutoring
Via Zoom/Google Meet with digital whiteboard
Rp 158.000/ 120-minute session
Price on the 28-session monthly plan, 120-minute sessions. Fewer meetings, higher price per session.
- Access from anywhere
- Digital whiteboard for illustrations
- Session recordings for review
- Screen sharing for problem discussions
Programs by Education Level
Choose the program matching your education level
1
Elementary OSN
Grades 4-6OSN preparation for elementary school students
Subjects:
MathematicsScienceSocial Studies
Focus Areas:
- Mathematical logic strengthening
- Basic science concepts
- Simple problem solving
- Competition problem familiarization
2
Middle School OSN
Grades 7-9OSN preparation for middle school students
Subjects:
MathematicsScienceSocial Studies
Focus Areas:
- Advanced mathematics concepts
- Integrated Physics & Biology
- Advanced problem solving techniques
- District level problem practice
3
High School OSN
Grades 10-12OSN preparation with 9 specialization subjects
Subjects:
MathematicsPhysicsChemistryBiologyInformatics/Computer ScienceAstronomyEconomicsEarth ScienceGeography
Focus Areas:
- International olympiad-level materials
- Intensive HOTS drilling
- Preparation up to national level
- International olympiad team selection
OSN Materials by Subject
Curriculum aligned with official Ministry of Education syllabus
OSN Mathematics
Algebra, Geometry, Combinatorics, Number Theory
- Algebra - Equations, inequalities, functions
- Geometry - Plane figures, solids, transformations
- Combinatorics - Permutations, combinations, probability
- Number Theory - Factorization, modular arithmetic
OSN Physics
Mechanics, Thermodynamics, Electromagnetism, Optics
- Mechanics - Kinematics, dynamics, rotation
- Thermodynamics - Laws of thermodynamics, heat
- Electromagnetism - Electrostatics, magnetic fields
- Optics & Waves - Interference, diffraction
OSN Chemistry
Physical Chemistry, Organic Chemistry, Inorganic Chemistry
- Physical Chemistry - Thermochemistry, kinetics, equilibrium
- Organic Chemistry - Structure, reactions, synthesis
- Inorganic Chemistry - Transition elements, coordination
- Practical - Qualitative and quantitative analysis
OSN Biology
Cell Biology, Genetics, Ecology, Anatomy Physiology
- Cell Biology - Structure, metabolism, reproduction
- Genetics - Heredity, molecular, evolution
- Ecology - Population, community, ecosystem
- Anatomy Physiology - Plants and animals
OSN Informatics
Algorithms, Data Structures, Competitive Programming
- Basic Algorithms - Sorting, searching, greedy
- Data Structures - Array, tree, graph
- Dynamic Programming - Optimization, memoization
- Graph Theory - Shortest path, MST, flow
OSN Astronomy
Positional Astronomy, Astrophysics, Cosmology
- Positional Astronomy - Celestial coordinates, sidereal time
- Solar System - Planets, asteroids, comets
- Astrophysics - Stars, galaxies, spectroscopy
- Cosmology - Big Bang, universe expansion
Who It Is For
OSN Tutoring Fits These Four Science Contenders
Science-Gifted Students
Elementary to high school students showing interest and talent in science or mathematics
Recommended:
Diagnostic testProgram matching potential
Aspiring OSN Medalists
Students targeting national-level OSN medals
Recommended:
Intensive ProgramMedalist tutors
International Olympiad Preparation
Students preparing for international olympiad team selection
Recommended:
Super Intensive ProgramInternational-level materials
SNBP Achievement Track
Students wanting to use OSN achievements for SNBP pathway to top universities
Recommended:
At least district level achievementAchievement documentation
Competition Pathway
OSN Competition Pathway
From school level to international stage
OSN has 4 selection stages that must be passed. Each stage requires different preparation and becomes increasingly competitive.
Stage1
OSN-S
School Level OSN
Internal selection at each school to choose representatives
Timeline
January - February
Advance to
3-5 students per school
Stage2
OSN-K
District/City Level OSN
District/city level selection to choose provincial representatives
Timeline
March - April
Advance to
Top 10-20 per subject
Stage3
OSN-P
Provincial Level OSN
Provincial level selection to choose National OSN participants
Timeline
May - June
Advance to
Top 3-5 per subject per province
Stage4
OSN
National Level OSN
National competition to determine medalists and international olympiad team
Timeline
August - September
Advance to
Gold, Silver, Bronze Medals + International Team Selection
International Pathway
Path to International Olympiad
National OSN medalists have the opportunity to participate in international olympiad team selection
IMO
International Mathematical Olympiad
MathematicsIPhO
International Physics Olympiad
PhysicsIChO
International Chemistry Olympiad
ChemistryIBO
International Biology Olympiad
BiologyIOI
International Olympiad in Informatics
InformaticsIAO
International Astronomy Olympiad
AstronomyIEO
International Economics Olympiad
EconomicsIESO
International Earth Science Olympiad
Earth ScienceiGeo
International Geography Olympiad
GeographyWhy Us
What Makes OSN Preparation at EduPoint Worth the Climb
Guidance from those who have stood on the olympiad podium, with a complete problem bank spanning OSN-S to international team selection
Medalist Tutors
500+ tutors who are provincial to national OSN medalists. They have experienced competition firsthand and know its strategies, going well beyond an ordinary graduate.
Complete 9 Competition Subjects
The only private tutoring that provides complete preparation for all 9 high school OSN subjects: Math, Physics, Chemistry, Biology, Informatics, Astronomy, Economics, Earth Science, Geography.
International-Level Materials
Curriculum designed with international olympiad standards (IMO, IPhO, IChO, etc.). Students become ready for the National OSN and for international team selection alike.
Proven Medal Track Record
100+ EduPoint students have won national OSN medals. Real proof of our coaching quality.
Comprehensive Problem Bank
Access to thousands of OSN problems from year to year, complete with detailed solutions. From school to national level.
Flexible Online & Offline
Choose in-person tutoring in 60+ cities or online from anywhere. Digital whiteboard and session recordings for review.
EduPoint OSN Tutors
Olympiad medalists with teaching experience
Tutor Qualifications
- OSN medalist at minimum provincial level
- Top 10 Indonesian university alumni in relevant fields
- Minimum 2 years olympiad teaching experience
- Passed EduPoint teaching methodology training
- Understands current OSN syllabus and problem patterns
Hilmy H.
Engineering Physics, Institut Teknologi Bandung
Deep conceptual grasp“Hilmy digs concepts down to their roots, because olympiad problems demand understanding far deeper than ordinary school material.”
Erick S.
Mathematics, Institut Teknologi Bandung
Unpacking the structure of olympiad problems“A Mathematics background at ITB trained Erick for problems that demand proof rather than quick arithmetic. He guides OSN students to read a problem structure first, then build the solving strategy.”
Wilda W.
Physics, Institut Teknologi Sepuluh Nopember
Building physics intuition“Wilda helps students build intuition for physical phenomena, so they can sense the path to a solution before calculating.”
Efsa E.
Geophysics, Universitas Diponegoro
From theory to proof“Efsa has students derive formulas themselves from first principles, so they know the origin and stay flexible when problems shift.”
Chesta C.
Chemical Engineering, Universitas Gadjah Mada
Olympiad-level chemistry“Chesta dives into chemistry concepts to the level the olympiad asks, from atomic structure to thermodynamics.”
Rania M.
Chemical Engineering, Universitas Diponegoro
Measured intensive practice“Rania arranges olympiad practice gradually and measurably, so a student's ability rises without burning out.”
Testimonials
Medal Journeys from OSN Tutoring Students
Honest accounts from gold, silver, and bronze winners who advanced from school selection to the national stage with EduPoint
OSN Tutoring Pricing
Investment to achieve olympiad medals
Starting from
Rp 79.000 / hour
Final price is set at registration.
This is the lowest hourly rate, derived from the 28-session monthly plan at 120 minutes per session. Per-session prices (60, 90, or 120 minutes) appear in the format options above.
Register & Get a QuoteFlexible payment — QRIS, Virtual Account, Alfamart, Indomaret, transfer & e-wallets.
Price includes modules, problem banks, and strategy consultation
OSN Tutoring Availability
Online Tutoring
Online WorldwideOnline OSN tutoring via Zoom/Google Meet available for students throughout Indonesia and abroad
In-Person Tutoring
All CitiesIn-person OSN tutoring available in the following cities with verified local tutors
Jakarta120+ tutorsBandung80+ tutorsSurabaya60+ tutorsYogyakarta50+ tutorsSemarang35+ tutorsDepok45+ tutorsTangerang40+ tutorsBekasi40+ tutors
+2 more citiesStudent Achievements
OSN Medalist Success Stories
Real achievements from EduPoint students
Success
From Zero to OSN Math Gold
Bima N.
SMA Negeri 1 Bandung
National OSN Mathematics Gold Medal 2025
Accepted at
SNBP to ITB Mathematics
“In grade 10 I failed to pass district OSN. With Kak Maulana's guidance, I learned from scratch again, absorbing mathematical thinking itself alongside the techniques. In grade 12 finally got national gold and entered ITB without exams.”
Tutors:
Kak Maulana F. (OSN Math)
Success
IChO Medal for Indonesia
Amanda S.
SMA Negeri 8 Jakarta
International Chemistry Olympiad Silver Medal
Accepted at
Full Scholarship Chemistry NUS Singapore
“The journey from OSN-K to IChO wasn't easy. EduPoint provided tutors who had been to international olympiads. They knew exactly what was needed to compete at world level.”
Tutors:
Kak Carlos B. (OSN Chemistry)
Success
IOI Dreamer Becomes Reality
Astri V.
SMA Labschool Jakarta
International Olympiad in Informatics Finalist
Accepted at
SNBP to ITB Informatics
“Competitive programming needs targeted practice. EduPoint tutors don't just teach coding, but algorithmic thinking. From Codeforces rating 1200, now Master and qualified for IOI.”
Tutors:
Kak Alya J. (OSN Informatics)
FAQ
Questions and Answers on OSN Tutoring Preparation
Private OSN tutoring at EduPoint starts from Rp 79,000 per hour. Choose one-hour, 90-minute, or two-hour sittings with a monthly load between 4 and 28 meetings; the registration form calculates the exact total before you pay. Price includes modules, problem banks, and strategy consultation.
EduPoint provides private tutoring for 9 high school OSN subjects: Mathematics, Physics, Chemistry, Biology, Informatics/Computer Science, Astronomy, Economics, Earth Science, and Geography. For elementary and middle school, Mathematics, Science, and Social Studies are available.
All OSN tutors are olympiad medalists at minimum provincial level, Top 10 Indonesian university alumni in relevant fields, and have minimum 2 years olympiad teaching experience. Some tutors have even represented Indonesia at international olympiads.
Ideally 6-12 months before school-level OSN (OSN-S). For national medal targets, 2-3 years preparation is highly recommended. Grade 10 students who start earlier typically have better chances in grades 11-12.
Yes! OSN achievements are very valuable for the SNBP pathway. National OSN medalists have a strong advantage when applying to top universities. Even provincial qualification is already a significant plus. Many universities provide special quotas for olympiad medalists.
Complete Guide
Complete OSN Guide
The National Science Olympiad (OSN) has 4 selection stages that must be passed:
1. OSN-S (School Level) - Time: January-February - Participants: All interested students - Selection: 3-5 students per school per subject
2. OSN-K (District/City Level) - Time: March-April - Participants: School representatives from the district/city - Selection: Top 10-20 students per subject
3. OSN-P (Provincial Level) - Time: May-June - Participants: District/city representatives from the province - Selection: Top 3-5 students per subject to represent the province
4. National OSN - Time: August-September - Participants: 100-150 best students nationwide per subject - Awards: Gold, Silver, Bronze Medals - Bonus: International Olympiad Team Selection
Tip: Start preparation at least 6 months before OSN-S for optimal results.
| Subject | Main Materials | International Olympiad | |---------|---------------|------------------------| | Mathematics | Algebra, Geometry, Combinatorics, Number Theory | IMO (International Mathematical Olympiad) | | Physics | Mechanics, Thermodynamics, Electromagnetism, Optics | IPhO (International Physics Olympiad) | | Chemistry | Physical, Organic, Inorganic Chemistry, Practical | IChO (International Chemistry Olympiad) | | Biology | Cell, Genetics, Ecology, Anatomy | IBO (International Biology Olympiad) | | Informatics | Algorithms, Data Structures, Competitive Programming | IOI (International Olympiad in Informatics) | | Astronomy | Positional Astronomy, Astrophysics, Cosmology | IAO (International Astronomy Olympiad) | | Economics | Micro-Macro Economics, Data Analysis | IEO (International Economics Olympiad) | | Earth Science | Geology, Meteorology, Oceanography | IESO (Int'l Earth Science Olympiad) | | Geography | Physical, Human Geography, Cartography | iGeo (International Geography Olympiad) |
Note: Elementary/Middle School only has 3 subjects: Mathematics, Science, and Social Studies.
OSN achievements provide major benefits for academic futures:
1. SNBP Pathway Without Exams - National OSN medalists have a strong advantage in the SNBP pathway at top universities - Even provincial level qualification is already a significant plus - Many universities provide special quotas for olympiad medalists
2. Full Scholarships - OSN medalists often receive scholarship offers from top universities - Overseas scholarships to NUS, NTU, or European universities - Special programs for international olympiad participants
3. Path to International Olympiads - National OSN gold medalists join national training camp - Opportunity to represent Indonesia at international events - Invaluable experience and networking
4. Valuable Soft Skills - High-level problem solving - Mental toughness facing competition - Time management under pressure - Critical and analytical thinking
Ideal Preparation Timeline:
6-12 Months Before OSN-S: - Diagnostic test to identify ability level - Strengthen basic concepts for your subject - Start familiarizing with OSN problem types - Target: Able to solve OSN-S problems
3-6 Months Before OSN-K: - Drill previous years' OSN-K problems - Advanced material deepening - OSN simulation with strict timing - Target: Consistently in top 20% of OSN-K problems
1-3 Months Before OSN-P: - Focus on HOTS and complex problem solving - Practice international olympiad-level problems - Intensive mental preparation - Target: Ready to compete with provincial best
Important Tips: - Consistency matters more than long duration - Focus on weaknesses while keeping your strengths sharp - Learn from full solutions, grasping the reasoning behind each answer - Rest adequately for optimal brain function
| Aspect | Private OSN Tutoring | Self-Study | |--------|---------------------|------------| | Curriculum | Structured to target | Must design yourself | | Discussion | Direct from expert | Depends on books/internet | | HOTS Problems | Step-by-step guidance | Trial and error | | Motivation | Someone pushing | Must be self-motivated | | Time Efficiency | Focus on weaknesses | May waste time on mastered topics | | Networking | Meet medalist tutors | Limited | | Cost | Requires investment | More economical |
When to Choose Private Tutoring: - Targeting national level medals or higher - Need guidance for high-level problems - Limited preparation time - Want strategy from those who've been there
When Self-Study is Enough: - Targeting school/district level qualification - Already have strong foundation in the subject - High self-discipline - Very limited budget
OSN 2026 Timeline (Estimate based on previous years):
- OSN-S Registration: December 2025 - January 2026 - OSN-S Implementation: January - February 2026 - OSN-S Announcement: February 2026 - OSN-K Implementation: March - April 2026 - OSN-K Announcement: April 2026 - OSN-P Implementation: May - June 2026 - OSN-P Announcement: June 2026 - National Training Camp: July - August 2026 - National OSN: August - September 2026 - Medalist Announcement: September 2026
Important Information: - Schedule may change per Ministry of Education decision - Registration through respective schools - Each student may only participate in 1 subject - National medalists will join international team selection
*Always check the official Puspresnas portal for latest info*
Guides & Tips
Supporting articles to help you decide and maximize learning outcomes.
Effective OSN Problem-Practice Strategy
Problem practice is the core of OSN preparation. A targeted way of practicing turns each problem into a lesson, so ability climbs faster.
How to Choose the Right OSN Field for Your Child
Choosing the wrong field is the most common reason students fail OSN selection. Follow these five steps to decide correctly from the start.
How to Prepare for OSN from Scratch: A Step-by-Step Roadmap
Successful OSN preparation is built stage by stage, from mastering the basics toward olympiad-level problems. A clear roadmap keeps your study direction measurable.
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Begin with a diagnostic test, match with a medalist tutor in your subject, and map your strategy toward the national podium