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, 2026tomorrow 48h HackathonsJunctionHackathon (48 h)Nov 13–15, 2026in 2 days

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

This month's competitions

May 2029

15 dates

No competition with a confirmed date this month.

This month, no set day · announcements and estimates

ACSLAmerican Computer Science League

ACSL Invitational Finals · usually held in May · 2029

Online⚡ TechnologyProgrammingInternational

🧒 Kids🧑‍💻 Teens

⏳ Dates and registration not announced yet

Four regular-season contests across the school year with an online final for qualifiers in May.

awaiting datesEstimateOfficial website ↗source

APIOAsia-Pacific Informatics Olympiad (APIO)

Asia-Pacific Informatics Olympiad Official Contest · usually held in May · 2029

Online (accredited national contest sites)⚡ TechnologyProgrammingInternational

🧑‍💻 Teens

⏳ Dates and registration not announced yet

One of the most prestigious international algorithmic programming olympiads for high school students.

awaiting datesEstimateOfficial website ↗source

DrCTDrCT – International Computational Thinking Olympiad

DrCT Official Contest (Design Thinking & Computational Thinking) · usually held in May · 2029

Online (SIMCC / Mathletes platform)⚡ TechnologyProgrammingInternational

🧒 Kids🧑‍💻 Teens

⏳ Dates and registration not announced yet

International computational thinking, algorithms, and robotics logic olympiad organized through the Singapore hub.

awaiting datesEstimateOfficial website ↗source

IPOInternational Philosophy Olympiad

Competition · usually held in May · 2029

Venue to be announcedScienceInternational

🧑‍💻 Teens

⏳ Dates and registration not announced yet

awaiting datesEstimateOfficial website ↗source

ISEFRegeneron International Science and Engineering Fair (ISEF)

Fair (international final) · usually held in May · 2029

Venue to be announcedScienceInternational

🧑‍💻 Teens

⏳ Dates and registration not announced yet

Places are earned at affiliated fairs such as FEBRACE and MOSTRATEC.

awaiting datesEstimateOfficial website ↗source

OBABrazilian Astronomy and Astronautics Olympiad

Exam (at schools) · usually held in May · 2029

Registered schools (all over Brazil)AstronomyBrazil

🧒 Kids🧑‍💻 Teens

⏳ Dates and registration not announced yet

awaiting datesEstimateOfficial website ↗source

OBAFOGBrazilian Rocket Olympiad (formerly MOBFOG)

Rocket launch deadline · usually held in May · 2029

Registered schools (all over Brazil)AstronomyBrazil

🧒 Kids🧑‍💻 Teens

⏳ Dates and registration not announced yet

awaiting datesEstimateOfficial website ↗source

OBLBrazilian Linguistics Olympiad

1st-round exam · usually held in May · 2029

Registered schools (all over Brazil)LinguisticsBrazil

🧑‍💻 Teens

⏳ Dates and registration not announced yet

awaiting datesEstimateOfficial website ↗source

OBNBrazilian Brain Bee (OBN)

National Finals of the Brazilian Brain Bee · usually held in May · 2029

Online (and regional hubs)BiologyBrazil

🧑‍💻 Teens

⏳ Dates and registration not announced yet

Neuroscience and neurobiology competition for high school students, qualifying the national delegate for the International Brain Bee.

awaiting datesEstimateOfficial website ↗source

OBRACBrazilian Cartography Olympiad

Stage I – online theory exam · usually held in May · 2029

OnlineCartographyBrazil

🧑‍💻 Teens

⏳ Dates and registration not announced yet

Biennial olympiad (odd years); in-person final usually in November.

awaiting datesEstimateOfficial website ↗source

ONHBNational Olympiad in Brazilian History

Online phases begin · usually held in May · 2029

OnlineHistoryBrazil

🧑‍💻 Teens

⏳ Dates and registration not announced yet

In-person national final usually in August, at Unicamp.

awaiting datesEstimateOfficial website ↗source

RobofestRobofest – International Autonomous Robotics Competition

Robofest World Championship · usually held in May · 2029

Southfield, Michigan, USA (and online format)⚡ TechnologyRoboticsInternational

🧒 Kids🧑‍💻 Teens🎓 University

⏳ Dates and registration not announced yet

Competition organized by Lawrence Technological University focused exclusively on fully autonomous robots.

awaiting datesEstimateOfficial website ↗source

Scratch MonthScratch Month (Scratch Month & Scratch Day)

Scratch Month – Global creative coding celebration · usually held in May · 2029

Online and community events worldwide⚡ TechnologyProgrammingInternational

🧒 Kids🧑‍💻 Teens🌍 Adults

⏳ Dates and registration not announced yet

Official global initiative by the Scratch Foundation throughout May featuring weekly prompts and creative challenges.

awaiting datesEstimateOfficial website ↗source

TechnovationTechnovation Girls

Final project submission of the season · usually held in May · 2029

Online⚡ TechnologyProgrammingInternational

🧒 Kids🧑‍💻 Teens

⏳ Dates and registration not announced yet

Global tech entrepreneurship program for girls aged 8–18 to develop mobile apps and AI solutions for their communities.

awaiting datesEstimateOfficial website ↗source

VANDAVanda International Science Competition

Vanda International Science Competition Official Contest · usually held in May · 2029

Online (and Mathletes partner schools)ScienceInternational

🧒 Kids🧑‍💻 Teens

⏳ Dates and registration not announced yet

International integrated science olympiad (Physics, Chemistry, and Biology) based on Singapore's renowned science curriculum.

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.