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, 2026in 2 days 48h HackathonsJunctionHackathon (48 h)Nov 13–15, 2026in 3 days

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Coding Olympiad OLAA

LARC OLAA

LARC OLAA ONEE

LARC OBF closes OLAA+1 event

LARC MLH GHW OLAA+1 event

MLH GHW OLAA Hi-Lingua+1 event

MLH GHW OLAA Hi-Lingua

MLH GHW Bebras OLAA

MLH GHW Bebras

MLH GHW Bebras CSAW+1 event

Bebras CSAW

CSAW OCI Chile Space Apps+1 event

Space Apps closes Space Apps German Math+1 event

OMCPLP

OMCPLP SMETA

TJR OMCPLP SMC

TJR SMC STEM Olympiad

CBR MNR OBR+1 event

CBR MNR OBR+2 events

CBR MNR OBR+1 event

CBR MNR OBR+2 events

CBR MNR OBR+1 event

WAICY closes CBR MNR+2 events

OBSMA

Advent of Cyber

MLH GHW WAICY

MLH GHW WAICY ONC+1 event

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

This month's competitions

November 2026

33 dates

OBAFOGBrazilian Rocket Olympiad (formerly MOBFOG)

Rocket Days (16 groups; invited teams only) · Aug 3 – Dec 17, 2026

Hotel Fazenda Ribeirão, Barra do Piraí/RJAstronomyBrazil

🧒 Kids🧑‍💻 Teens

happening nowConfirmedOfficial website ↗source

Space AppsNASA International Space Apps Challenge 2026

Participant registration · Aug 26 – Nov 15, 2026

Online⚡ TechnologyHackathonsInternational

🧒 Kids🧑‍💻 Teens🎓 University🌍 Adults

Free and open to all ages; participants under 18 must be registered and accompanied by a parent or guardian

open nowConfirmedOfficial website ↗source

STEM OlympiadInternational STEM Olympiad

Project submission – STEM Maker Challenge · Oct 1 – Dec 21, 2026

Online (stemolympiad.org)ScienceInternational

🧒 Kids🧑‍💻 Teens

Hands-on engineering and Maker creation challenge for Grades 4 to 9 students.

happening nowConfirmedOfficial website ↗source

WAICYWorld Artificial Intelligence Competition for Youth

Submission of AI projects and prototypes · Oct 1 – Nov 29, 2026

Online (waicy.org)⚡ TechnologyArtificial intelligenceInternational

🧒 Kids🧑‍💻 Teens

Categories in Applied AI, LLMs/Prompts, AI Art and Video for students aged 6 to 18.

open nowConfirmedOfficial website ↗source

OBFBrazilian Physics Olympiad

Phase 3 fee payment (qualified students) · Oct 9 – Nov 5, 2026

Online (restricted area of the exam website)PhysicsBrazil

🧑‍💻 Teens

closedConfirmedOfficial website ↗source

TechnovationTechnovation Girls

Team registration · Oct 11 – Mar 11, 2027

Online⚡ TechnologyProgrammingInternational

🧒 Kids🧑‍💻 Teens

Ages 8–18, in mentored teams; girls track and co-ed track

open nowConfirmedOfficial website ↗source

Coding OlympiadInternational Coding Olympiad

1st Online Qualifying Round (Arena Battles & Codementum) · Oct 31 – Nov 1, 2026

Online (codingolympiad.org)⚡ TechnologyProgrammingInternational

🧒 Kids🧑‍💻 Teens

36-hour window to solve block-based, logic, and coding challenges.

closedConfirmedOfficial website ↗source

OLAALatin American Astronomy and Astronautics Olympiad

Competition · Nov 1–9, 2026

Paraguay (several venues, including Atyrá)AstronomyIbero-American

🧑‍💻 Teens

closedConfirmedOfficial website ↗source

LARCLatin American Robotics Competition (LARC)

Latin American competition · Nov 2–6, 2026

Bogotá, Colombia⚡ TechnologyRoboticsIbero-American

🧑‍💻 Teens🎓 University

At Universidad Militar Nueva Granada, alongside the LARS symposium; high school and university categories

closedConfirmedOfficial website ↗source

ONEENational Energy Efficiency Olympiad

Olympic Week and Final Challenge · Nov 3–6, 2026

Brasília/DF (ANEEL and CNI headquarters)ScienceBrazil

🧒 Kids🧑‍💻 Teens

Gathering of the 54 finalist students from all Brazilian states and the Federal District.

closedConfirmedOfficial website ↗source

MLH GHWMLH Global Hack Week: Builders Week

Online hackathon week · Nov 6–12, 2026

Online⚡ TechnologyHackathonsInternational

🧑‍💻 Teens🎓 University🌍 Adults

Free and open to anyone, anywhere; beginner-friendly

happening nowConfirmedOfficial website ↗source

Hi-LinguaHi-Lingua Language Competition

1st Online Language Assessment Round · Nov 7–8, 2026

Online (hi-lingua.org)LinguisticsInternational

🧒 Kids🧑‍💻 Teens

Assessment of reading comprehension, vocabulary and grammar across multiple languages.

closedConfirmedOfficial website ↗source

OBFBrazilian Physics Olympiad

Phase 3 (experimental exam 8h30–11h30, 9th grade to 2nd year of high school only; theory exam 13h30–17h30; local time) · Nov 7, 2026

Phase 3 exam centers (in person)PhysicsBrazil

🧑‍💻 Teens

closedConfirmedOfficial website ↗source

BebrasBebras Challenge

World-Wide Bebras Week of computational thinking · Nov 9–13, 2026

Schools in many countries⚡ TechnologyProgrammingInternational

🧒 Kids🧑‍💻 Teens

Dates vary by country (extension week November 16–20); in Brazil, Bebras Challenge Brazil has its own schedule

happening nowConfirmedOfficial website ↗source

CSAWCSAW Cybersecurity Games & CTF

CSAW Cybersecurity Games Global Finals · Nov 12–14, 2026

Online and regional academic hubs⚡ TechnologyCybersecurityInternational

🧑‍💻 Teens🎓 University

Simultaneous final showdown between top-ranking student teams.

in 2 daysConfirmedOfficial website ↗source

Scratch OlympiadInternational Scratch Creative Programming Olympiad

Release of final results and protocol · Nov 12, 2026

Online (creativeprogramming.org)⚡ TechnologyProgrammingInternational

🧒 Kids🧑‍💻 Teens🌍 Adults

in 2 daysConfirmedOfficial website ↗source

German MathInternational German Math Olympiad

German Math Olympiad Online Qualifying Round · Nov 14–15, 2026

Online (germanmath.org)MathematicsInternational

🧒 Kids🧑‍💻 Teens

Participation open individually or through registered schools.

in 4 daysConfirmedOfficial website ↗source

OCI ChileChilean Olympiad in Informatics

Regional round · Nov 14, 2026

Venues across Chile⚡ TechnologyProgrammingIbero-American

🧑‍💻 Teens

Free registration until 10 Nov 2026

in 4 daysConfirmedOfficial website ↗source

Space AppsNASA International Space Apps Challenge 2026

Hackathon (2 days) · Nov 14–15, 2026

Online and local sites in many countries⚡ TechnologyHackathonsInternational

🧒 Kids🧑‍💻 Teens🎓 University🌍 Adults

Free and open to all ages; participants under 18 must be registered and accompanied by a parent or guardian

in 4 daysConfirmedOfficial website ↗source

OMCPLPMathematical Olympiad of the Community of Portuguese-Speaking Countries

Competition · Nov 15–20, 2026

Recife (PE), BrazilMathematicsIbero-American

🧑‍💻 Teens

in 5 daysConfirmedOfficial website ↗source

SMETASMETA Olympiads

Online English and Mathematics Exams · Nov 18–19, 2026

Online (smetaolympiads.org)ScienceInternational

🧒 Kids🧑‍💻 Teens

English exam on November 18 and Mathematics exam on November 19.

in 8 daysConfirmedOfficial website ↗source

SMCSingapore Math Challenge (SMC)

Singapore Math Challenge Online Contest · Nov 20–22, 2026

OnlineMathematicsInternational

🧒 Kids🧑‍💻 Teens

Preparatory and qualifying competition for the Singapore international stage.

in 10 daysConfirmedOfficial website ↗source

TJRYouth Robotics Tournament

National Finals of the Youth Robotics Tournament · Nov 20–22, 2026

São Paulo (SP), Brazil⚡ TechnologyRoboticsBrazil

🧒 Kids🧑‍💻 Teens🎓 University

Meeting of qualifying students and teams across all categories.

in 10 daysConfirmedOfficial website ↗source

STEM OlympiadInternational STEM Olympiad

1st Online Qualification Round · Nov 21–22, 2026

Online (stemolympiad.org)ScienceInternational

🧒 Kids🧑‍💻 Teens

Math, Science and Technology exams for students from Grades 1 to 12.

in 11 daysConfirmedOfficial website ↗source

CBRPETROBRAS Brazilian Robotics Competition (CBR) 2026

National competition · Nov 23–29, 2026

João Pessoa, Brazil⚡ TechnologyRoboticsBrazil

🧑‍💻 Teens🎓 University

Brazil's largest university robotics competition, with a challenge open to high school students; held alongside the OBR national stage

in 13 daysConfirmedOfficial website ↗source

MNRBrazilian National Robotics Exhibition

National stage · Nov 23–29, 2026

João Pessoa, PB⚡ TechnologyRoboticsBrazil

🧒 Kids🧑‍💻 Teens🎓 University

Part of the Robótica 2026 event, together with OBR and CBR; free admission

in 13 daysConfirmedOfficial website ↗source

OBGBrazilian Geography Olympiad

National In-Person Final Phase · Nov 23–27, 2026

Campinas/SPGeographyBrazil

🧑‍💻 Teens

in 13 daysConfirmedOfficial website ↗source

OBRBrazilian Robotics Olympiad

In-person National stage (Practical category) · Nov 23–29, 2026

João Pessoa Convention Center, João Pessoa/PB⚡ TechnologyRoboticsBrazil

🧒 Kids🧑‍💻 Teens

in 13 daysConfirmedOfficial website ↗source

OBQBrazilian Chemistry Olympiad

National awards ceremony (PNOQ) · Nov 25, 2026

Maceió/ALChemistryBrazil

🧑‍💻 Teens

in 15 daysConfirmedOfficial website ↗source

OBABrazilian Astronomy and Astronautics Olympiad

Phase 2 – International pre-selection, exam 3 (pre-selected students only) · Nov 27, 2026

At the student's schoolAstronomyBrazil

🧒 Kids🧑‍💻 Teens

in 17 daysConfirmedOfficial website ↗source

Coding OlympiadInternational Coding Olympiad

Computer Science and AI Prompt Engineering Final Exam · Nov 28, 2026

Online (codingolympiad.org)⚡ TechnologyProgrammingInternational

🧒 Kids🧑‍💻 Teens

Assessment focused on applied computing and generative AI models.

in 18 daysConfirmedOfficial website ↗source

NEO ScienceInternational NEO Science Olympiad

International Open Astronomy Exam · Nov 29, 2026

Online (neoscience.org)ScienceInternational

🧒 Kids🧑‍💻 Teens

Free online Astronomy exam for students in Grades 3 to 11.

in 19 daysConfirmedOfficial website ↗source

OBSMABrazilian Health and Environment Olympiad

National stage – awards ceremony · Nov 30, 2026

Fiocruz Manguinhos Campus, Rio de Janeiro/RJHealth and environmentBrazil

🧒 Kids🧑‍💻 Teens

in 20 daysConfirmedOfficial 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.