Rab, Jul 15th 2026

  1. full-day International Chemistry Olympiad (IChO) 58th 2026

    Jum, Jul 10th 2026, 8:00 am – Min, Jul 19th 2026, 9:00 am

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    • Tashkent, Uzbekistan, Tashkent, Uzbekistan

  2. full-day International Mathematical Olympiad (IMO) 67th 2026

    Jum, Jul 10th 2026, 8:00 am – Sel, Jul 21st 2026, 9:00 am

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    • SHANGHAI,CHINA, Shanghai, Tiongkok

  3. full-day International Biology Olympiad (IBO) 37th 2026

    Min, Jul 12th 2026 – Min, Jul 19th 2026

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    • Vilnius,Lithuania, Vilnius,Lithuania

  4. Until 9:00 am Technical Meeting dan Uji Coba Seleksi tingkat provinsi (OSN-P) SMA

    Sel, Jul 14th 2026, 8:00 am – Rab, Jul 15th 2026, 9:00 am

  5. Until 8:00 pm Uji Coba OSN-P Tingkat SD/MI & SMP/MTs Tahap 2

    Sel, Jul 14th 2026, 8:00 am – Rab, Jul 15th 2026, 8:00 pm