Princeton · Education · beginner · hackathon, students, free-event
A free 24-hour hackathon for high school students in Princeton focused on building projects in AI, web design, and data analytics. Teams of up to four are encouraged, with workshops covering Python, JavaScript, and AI ethics provided for all skill levels.
Registration openOnline · Education · intermediate · renewable-energy, sustainability, presentation
An online competition where college students present original research articles on renewable energy and sustainability topics like EVs and smart grids using PowerPoint. Teams of 1-2 participants showcase their technical knowledge and innovative ideas to judges.
Flushing · Education · hackathon, students, coding
HackKnight is a free 48-hour hackathon for students in Flushing focused on building innovative projects through coding and teamwork. The event runs from October 9-11, 2026, with a full schedule of workshops, meals, and collaborative hacking time.
OngoingOnline · Education · intermediate · machine-learning, time-series, binary-classification
A free online competition to predict US flight delays over 15 minutes using machine learning on time-series data. Targeted at data scientists and students, this event exercises skills in binary classification, feature engineering, and model evaluation using Python.
OngoingOnline · Education · intermediate · ai, machine-learning, hackathon
A free online hackathon where participants build AI-powered educational tools. Teams of up to four submit a working prototype and a 2-minute demo video for judging based on impact and technical execution.
Registration openOnline · Education · intermediate · sdg, innovation, social-impact
A student innovation competition by Techfest and IIT Bombay focused on closing the gap between India's development goals and ground reality. Teams propose evidence-based solutions in nutrition, education, or finance, with finalists presenting at the Techfest campus.
Registration openMumbai · Education · intermediate · probability, mathematics, competition
A national quantitative reasoning competition by Techfest IIT Bombay testing probability, combinatorics, and decision-making skills. The event includes an online screening followed by an offline team final focused on collaborative simulation challenges.
Registration openKarjat · Education · ideathon, students, innovation
A free ideathon for student teams in Karjat focused on solving assigned problems through innovation and feasibility. Participants develop solutions over three rounds ending with a formal presentation to judges.
Registration openKarjat · Education · intermediate · debate, public-speaking, critical-thinking
A debate competition where participants must argue both sides of a motion and switch stances midway. Open to all students, especially law students, this event tests adaptability and critical thinking through individual or team participation.
Registration openKarjat · Education · intermediate · mock-trial, law, public-speaking
A free simulated trial competition in Karjat where student teams of 4-6 role-play legal arguments for a fictional case. Open to all students, it tests public speaking, legal reasoning, and teamwork skills before a panel of practicing lawyers.
Registration openKarjat · Education · beginner · hackathon, teamwork, coding
An offline hackathon for student teams (2-4 members) in Karjat where participants solve problems by building prototypes within a fixed timeframe. The event includes a build phase, GitHub logging requirement, and a final presentation judged on innovation and technical execution.
Registration openDelhi · Education · intermediate · ctf, machine-learning, prediction
A 4-hour in-person competition where student teams solve CTF challenges to find datasets and build the best predictive model. Participants must identify useful data, apply machine learning techniques, and submit predictions on a live leaderboard.