Tio·Vené

2026–2030 calendar

Competition calendar

Tech competitions highlighted (⚡), science olympiads, hackathons and more. Filter by age and click an event for details.

⚡ Upcoming tech dates

48h HackathonsMLH GHWOnline hackathon weekNov 6–12, 2026happening now</> ProgrammingBebrasWorld-Wide Bebras Week of computational thinkingNov 9–13, 2026happening now🔐 CybersecurityCSAWCSAW Cybersecurity Games Global FinalsNov 12–14, 2026tomorrow48h HackathonsJunctionHackathon (48 h)Nov 13–15, 2026in 2 days
‹

September 2029

›Today
Sun
Mon
Tue
Wed
Thu
Fri
Sat
26
27
28
29
30
31
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
1
2
3
4
5
6

Long registration periods appear only on the days they open and close.

This month's competitions

September 2029

13 dates

No competition with a confirmed date this month.

This month, no set day · announcements and estimates

BJCBreakthrough Junior Challenge

Video submission deadline · usually held in September · 2029

OnlineScienceInternational
🧑‍💻 Teens

⏳ Dates and registration not announced yet

In 2024, the deadline was in June.

awaiting datesEstimateOfficial website ↗source

CSAWCSAW Cybersecurity Games & CTF

CSAW CTF Qualification Round · usually held in September · 2029

Online⚡ TechnologyCybersecurityInternational
🧑‍💻 Teens🎓 University

⏳ Dates and registration not announced yet

Largest student-run cybersecurity competition in the world, organized by the NYU Center for Cybersecurity.

awaiting datesEstimateOfficial website ↗source

CSOClimateScience Olympiad

Global semifinals and finals · usually held in September · 2029

OnlineScienceInternational
🧑‍💻 Teens🎓 University

⏳ Dates and registration not announced yet

Global climate solutions competition for youth aged 12–25 with online qualifying stages.

awaiting datesEstimateOfficial website ↗source

Hack the NorthHack the North

Hackathon (36 h) · usually held in September · 2029

Waterloo, Canada⚡ TechnologyHackathonsInternational
🎓 University

⏳ Dates and registration not announced yet

awaiting datesEstimateOfficial website ↗source

HackMITHackMIT

Hackathon (36 h) · usually held in September · 2029

Cambridge, United States⚡ TechnologyHackathonsInternational
🎓 University

⏳ Dates and registration not announced yet

awaiting datesEstimateOfficial website ↗source

OBOceanoBrazilian Ocean Olympiad

Knowledge category exams · usually held in September · 2029

Registered schools and institutions (across Brazil)ScienceBrazil
🧒 Kids🧑‍💻 Teens🎓 University🌍 Adults

⏳ Dates and registration not announced yet

Project by the Maré de Ciência program (Unifesp/MCTI) focused on ocean literacy, climate and sustainability.

awaiting datesEstimateOfficial website ↗source

OBSUSBrazilian Sustainability Olympiad

Single-phase online exam · usually held in September · 2029

OnlineScienceBrazil
🧑‍💻 Teens

⏳ Dates and registration not announced yet

Free online competition for middle and high school students covering socio-environmental topics and SDGs.

awaiting datesEstimateOfficial website ↗source

OIABIbero-American Biology Olympiad

Competition · usually held in September · 2029

Venue to be announcedBiologyIbero-American
🧑‍💻 Teens

⏳ Dates and registration not announced yet

In 2026, it started on August 30.

awaiting datesEstimateOfficial website ↗source

OIMIbero-American Mathematical Olympiad

Competition · usually held in September · 2029

Venue to be announcedMathematicsIbero-American
🧑‍💻 Teens

⏳ Dates and registration not announced yet

awaiting datesEstimateOfficial website ↗source

ONEENational Energy Efficiency Olympiad

Phase 1 exams and gamified challenges · usually held in September · 2029

OnlineScienceBrazil
🧒 Kids🧑‍💻 Teens

⏳ Dates and registration not announced yet

ANEEL initiative focused on mindful energy consumption and sustainability for 8th and 9th grade students.

awaiting datesEstimateOfficial website ↗source

ONIANational Artificial Intelligence Olympiad

Phase 1 – Online Digital Literacy Exam · usually held in September · 2029

Online⚡ TechnologyArtificial intelligenceBrazil
🧑‍💻 Teens

⏳ Dates and registration not announced yet

National competition for high school students featuring digital literacy and advanced technical AI stages.

awaiting datesEstimateOfficial website ↗source

Scratch OlympiadInternational Scratch Creative Programming Olympiad

Online international finals · usually held in September · 2029

Online⚡ TechnologyProgrammingInternational
🧒 Kids🧑‍💻 Teens🌍 Adults

⏳ Dates and registration not announced yet

National and consolidated stage in the first semester; online finals and results in the second semester.

awaiting datesEstimateOfficial website ↗source

TFC.BRWomen's Computing Tournament (TFC.BR)

Online contest of the Women's Computing Tournament · usually held in September · 2029

Online⚡ TechnologyProgrammingBrazil
🧒 Kids🧑‍💻 Teens

⏳ Dates and registration not announced yet

National coding competition supported by OBI and SBC for female elementary and high school students.

awaiting datesEstimateOfficial website ↗source

Confirmed: official days · Month announced: days to be confirmed · Estimate: the month it is usually held, not announced yet · No forecast: date unknown.
Dates checked on the organizers' official websites and calendars (last review on November 6, 2026). They may change: always confirm on the official website before registering or traveling.