As your academic schedule will be restricted to weekdays only, you will have enough time to explore several things.

• You can enroll in social activities, participate in seminars and workshops in Tamil Nadu. 
• you can go for Toastmaster clubs. It is a platform where you can develop your communication and leadership skills. 
• You will also get awards from the club which will be a highlight in your resume during placements. 
• It is an International club and the certificates you earn are of great value.
• Many organisations conduct competitions during weekends; in fields like drama, music, dance, writing, extempore, fashion, quizzes, etc. 
• Choose what you are interested in and participate to polish your talents and skills.
• Tamil Nadu is the best place in India to learn and explore art, music and dance. 
• Many institutions offer weekend courses with reasonable fees. You can join them to learn a new course or skill. 
• You can also choose to relax during the weekends and do some casual reading.

These are some of the things you can do during the weekends.