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Wanna win the science competition?
You’ve come to the right place! At KoncoSinau, we’ve got exactly what you need to level up your academic skills.

Even if you’re just getting started, or already a top student at school, we’ve got something for you.

Here’s why KoncoSinau’s Olympiad Course is totally awesome:

Learn directly from national Olympiad winners

Regular practice with past OSN problems

Interactive classes

Choose your subject:

Astronomy

You won’t miss a single important concept!

What makes this course stand out?
No need to travel – study smart from home.
You won’t feel lost – every session is focused and clear.

Worried about the cost? Relax.
We’ve got various pricing plans to fit every budget.

Here’s what our past students say:

"I never thought I could compete at the provincial level, but KoncoSinau made it possible."

"I love how detailed the explanations are."

How to join? Super easy:

Visit course.koncosinau.id

Pick your subject and schedule

Start learning and chase that medal!

Still thinking? Don’t wait too long.
Your medal might be one decision away.

Ready to start winning?
Join course.koncosinau.id today and unlock your full academic potential!