Skipping rope, is a fanatastic exercise to help u gain coordination and focus, ur entire body needs to be in sync to collaborate with ur periodic jumps.
Stretching ur muscles provides flexibililty and strength to them. Regular stretches can carve ur posture upright and correct. It is always recommended to stretch before a heavy workout to activate ur muscles and provides the initial strength to them.
We all have done Cycling as kids, riding our bicycle everywhere to School, to play and to our friends home. Cycling does not only exercises ur legs, but helps building overall stamina and endurance in ur body, and the fun to ride it can not be compared with a geared vehicle.
Last but not the least in the list is playing any Sports, be it Cricket, Football, Basketball, Badminton, Hockey, Lawn Tennis, Table Tennis, Squash,... . The idea is to develop physique as well as being part of a group, and also to work and operate as a team to Win and enjoy the process of playing.