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Free Kick-Off Class on 18 November, then the OSN-K 2027 Preparation Class starts on 21 November.

See the programs
forBio Academy, home

Learn olympiad biology, from the core.

Like a cell, every part of the learning process has its own role. At forBio, you will study biology in depth, right down to the core, with olympiad-medalist tutors.

Join a class

Results you can see.

Since 2023. Scholarship recipients are counted since 2024.

  • 42OSN medals

  • 346students taught

  • 82scholarship recipients

An olympiad academy for biology.

  • A place that makes you even keener to follow your interest in science.
  • Complete biology olympiad training, from the basics to advanced topics.
  • A head start for the challenges and chances that come after school.
  • A way to connect with and learn from peers, alumni and experts.

Choose your class

OSN-K 2027 Biology Preparation Class (senior high school). Online, Saturdays and Sundays.

  • Foundation

    Basic Class

    For you if you want to master the core concepts that lay the foundation for advanced material.

    40 hours · 07:30–11:15 WIB

    Rp800.000

    See details
  • Advanced

    Intermediate-Advanced Class

    For you if you have done basic training before or at least reached OSN-P. Focuses on key material for advanced case studies.

    35 hours · 13:00–16:30 WIB

    Rp800.000

    See details
  • Save Rp200.000

    Both classes combined

    Basic and Intermediate-Advanced together, from the foundations to advanced topics.

    75 hours · morning and afternoon

    Normal price Rp1.600.000Rp1.400.000

    See details

From Rp637.500 per class. See discounts

Also at forBio: Kick-Off Class (free) and forBio Mentoring.

Figure 2. Nucleus, the core of forBio: everything starts with a class.

From sign-up to learning report

  1. Register

    Fill in the registration form.

  2. Pay

    Complete the payment.

  3. Join the group

    Join the class WhatsApp group.

  4. Attend classes

    Live classes, with recordings.

  5. Evaluation

    Regular evaluation after each topic.

  6. Learning report

    See how you are progressing.

Taught by people who were where you are

Our tutors are biology olympiad medalists.

  • Photo of Prakasa Wiprayoga
    Prakasa WiprayogaGold, ONMIPA-PT Biology 2020; Silver, OSN Biology 2016

    Don't just memorise. Understand the concept down to its core, and you can untangle any problem, step by step.

  • Photo of Yustika Sari
    Yustika SariGold, ONMIPA-PT Biology 2019; Bronze, OSN Biology 2016

    Consistent hard work is the key. Every practice session today brings you one step closer to a medal.

  • Photo of Azzahra Asysyifa
    Azzahra AsysyifaBronze, ONMIPA-PT Biology 2018; Silver, OSN Biology 2016

    Olympiad study is a long journey. Enjoy the process, don't be afraid of mistakes, and let's grow together.

  • And the rest of our tutorsIBO and OSN medalists

    We learn alongside you, not just teach. Every question you ask matters, and we will walk with you to the finish line.

    The forBio tutor team

Figure 3. Ribosome, the translator: turning material into understanding.

What forBio alumni say

Photo of Atri

Kak Prakas's material is well structured, so everyone starts together and nobody is afraid of falling behind. Besides building knowledge, the sharing sessions also build the strong mindset you need for the four OSN practicals.

Read the full story
Atri, SMAN 1 Sumedang, Gold, OSN Biology
Photo of Shireen

My practical skills started at a big zero, and in the end I won best experiment. The practical material taught at forBio came up at OSN 2024, and the offline class was so much fun!

Read the full story
Shireen, SMAN 1 Blitar, Gold, OSN Biology
Photo of Ariq

Kak Prakas guided me from the start of OSK and always followed each student's progress. Kak Prakas builds logical thinking from the very beginning and patiently explains again until we really understand.

Read the full story
Ariq, MAN Insan Cendekia OKI, Gold, OSN Biology
Photo of Keisha

I studied with Kak Prakas from OSN-K 2023 preparation all the way to Pelatnas IBO 2023. The explanations are structured, the material fits the standard from OSN-K up to OSN, and the practice questions help deepen the concepts.

Read the full story
Keisha, SMAN 8 Jakarta, Gold, OSN Biology
Photo of Aaron

Even though the material is hard, Kak Prakas teaches diligently, clearly and in a way that is easy to understand. The class never feels tense; it becomes a place to grow and learn.

Read the full story
Aaron, SMAS Kristen BPK Penabur Gading Serpong, Gold, OSN Biology
Photo of Erlangga

The classes are interactive, inviting students to join the discussion and not be afraid to answer. The material always stays with you, especially genetics and biochemistry.

Read the full story
Erlangga, SMA IT Al Irsyad Purwokerto, Gold and Absolute Winner, OSN Biology
Photo of Dave

When I first reached the national level, I had no idea what the OSN practicals would be like. Kak Prakas taught spectrophotometry, chromatography and even protein purification slowly and patiently, so it was easy to understand.

Read the full story
Dave, SMAS Kristen BPK Penabur Cirebon, Gold, OSN Biology
Read all stories

Figure 4. Vacuole, where alumni stories are stored.

forBio Need-Based Scholarship

For students with financial limits, so they can still join the preparation class. It covers one class type.

See how to apply
  • Full or partial

    100% or 50% off one class.

  • Regular and Affirmative

    Regular for schools anywhere in Indonesia, Affirmative for schools in NTT, Maluku and Papua.

Figure 5. Cell membrane, the gateway: a scholarship opens the way in.

Frequently asked questions

  • Are classes online or in person?

    Online, every Saturday and Sunday. Class times are on each class's details.

  • If I miss a class, is there a recording?

    Yes. Class recordings are included, so you can watch anything you missed.

  • How does group registration work?

    Register together, at least 3 people, for Rp125.000 off for each student, once even if you take both classes. Invite friends, from your own school or another, and one representative fills in the Google Form for every member of the group.

  • I am just starting biology olympiad. Which class suits me?

    Start with the Basic class, which is designed to build your foundation. The Intermediate-Advanced class suits students who have trained before or have reached OSN-P.

Ready to go further? Sign up now!