
CS50 Puzzle Day
Science & Engineering Complex
150 Western Ave
Allston
Sat., Sep. 5, 2026, 12 – 4 p.m. 
4 hours of puzzles and prizes!
Register at cs50.ly/register.
CS50 Puzzle Day is an opportunity to collaborate on a team with classmates and friends on a packet of puzzles (i.e., logic problems). Teams of size 2, 3, and 4 allowed. Open to all Harvard and MIT students, whether taking CS50 or not. Puzzles are not programming challenges. No prior CS or programming experience needed, just logic and smarts! See more details at cs50.harvard.edu…
Gazette Classification: Community, Information Technology, Support/Social
Organization/Sponsor: CS50
Cost: Free
Ticket Web Link: cs50.ly…
Contact Info: Contact [email protected] with questions!
Harvard Key Required: Yes
More info: cs50.harvard.edu…
