1) my reducing the conflicts between all groups of friends
2)solving the problems within yourself
3)by not making situations really worse
4)helping yourself when in need
5)help your friends when in need
6)explain what you understood 
7)share what your knowledge is
8)in free time(classes), once you make a game play and the other time you make the class complete notes
9)get related information for the class (extra)
10)let your class look neat and clean at all times
11)dont let anyone feel shy to speak out
12)let everyone get a opportunity if they want
13)dont let anyone show off
14)control the bulling in ur class
15)be a leader yourself first judge yourself and get rights to judge others

Thank You....!!!
Mark as brainliest if helpful.....
Yours, Jahnavi