Announcements
🧩 Like to participate in CS50x Puzzle Day 2025 online this weekend? Open to all; you’re welcome to form a team with friends who aren’t taking CS50!
- Complete Check for Understanding 7 no later than Mon, Apr 7, 3:59 AM UTC.
- Complete Problem Set 7 no later than Mon, Apr 7, 3:59 AM UTC.
- The course’s next lecture, HTML, CSS, JavaScript, is now available.
- Attend a section for this lecture during the week of April 7.
- Complete Quiz 8 prior to attending your assigned section.
- Complete Check for Understanding 8 no later than Mon, Apr 14, 3:59 AM UTC.